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Today, when a fire breaks out, you can be sure a citizen with a cell-phone camera has posted it...
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Helloboysandgirls!TodayIamgoingtotalkwithwhatyoush
Toextinguish熄灭differentkindsoffiresseveraltypesoff
Everyoneshouldknowtosavethemselveswhenafirebreakso
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Helloboysandgirls!TodayIamgoingtotalkwithwhatyoush
It’sreportedthatthefirethat______attwoo’clocklastn
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breaks out
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was broken out
Toextinguish熄灭differentkindsoffiresseveraltypesoff
阅读理解Howterribleitwouldbeiftherewasfire！TodayisNove
Toextinguish熄灭differentkindsoffiresseveraltypesoff
Toextinguish熄灭differentkindsoffiresseveraltypesoff
Ifafirebreaksoutinabigstoreyoushouldfindtheandthen
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06·安徽D.篇Toextinguish熄灭differentkindsoffiresseveral
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Toextinguish熄灭differentkindsoffiresseveraltypesoff
Peopleoftenspeakoffireasthoughitwerealivingcreatur
how fires start
damage caused by fire
the fascination of fire
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Toextinguish熄灭differentkindsoffiresseveraltypesoff
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CooltemperaturesgoldencolorsofautumnanddramaticeventsarejustthreereasonstovisitOregon’sWashingtonCountythisfall.Theseasonbringsalargenumberofplacestoseeandthingstodo.We’vecollectedsomeofthebestreasonswhyyoushouldplanatriphereinthecomingmonths.It’saHarvestSeasonAutumnmarkstheheightoftheagriculturalseasonwhichnotonlymeansavarietyofautumnfruitsandvegetablesatthefarmers’marketsbutalsomeansthattheseasonisheatingupwithfunfamilyfarmevents.ThreeapplefestivalsthisfallwillcelebratethediversityanddeliciousnessofOregon-grownapples.TheColorsAreChangingOnacoolautumndaytheruralagriculturalandforestedsceneryofOregon’sWashingtonCountycomesalivewithbrightredorangeandyellowleaves---astarkcontrasttothedeepdarkgreenofthetreesthatsharetheselandscapes.BirdMigrationSeasonIsinHighSeasonSeptemberandOctoberarebusymonthsforbirdwatchers.MigratoryandnativebirdscallWashingtonCountyhomewhetherit’sforthewinterorthey’rejustvisitingontheirsouthernvoyagE.WineHarvestSeasonBringsSignatureTastingEventsCelebratethesplendorofOregonwineattwooftheregion’sbiggestwineeventswhichhappenannuallyinthefall.TheNorthWillametteHarvestTrailandGrandTastingisafull-dayguidedbustourtothreewineriesfeaturinghands-onexperiencesvineyardexplorationawinecountrylunchandwinetastings.ExperienceTree-to-TreeAdventuresatSunsetEnjoythecrisptemperaturesandrichcolorsoftheseasonatTreetoTreeAdventureParkanaerialropescoursewithsixchallengingcoursesandzip-lineparkallrolledintoonE.ThesearethefinalmonthstoenjoythisfunandexcitingattractionuntilitclosesfortheseasoninNovember.PlanyourownOregon’sWashingtonCountyautumngetaway.Readthisgreatdigitalvisitorguideforideasandinspiration.36.Whenyougotothefarmers’markets______.A.youcangetkindsofapplesforfreeB.youcanmakefriendswithfarmersC.youcanjoininthecelebrationsD.youcanfeelsatisfiedwithfun37.ThebirdwatchersgotoWashingtonCounty______.A.becausetheyareattractedbycolorfulleavesB.becausethenativebirdsleavetheirhomeC.becausetheycanseedifferentkindsofbirdsD.becausethebirdsstarttheirsouthernvoyage38.Itcanbeinferredfromthefifthparagraphthat______.A.thewineeventistobeheldinthecomingwinterB.farmersaregoodatgrowinggrapeinOregonC.thethreewineriesaremostfamousinAmericaD.fewtouristsliketastingthewineinwineries39.Ifyoulovetheaerialropescourse______.A.youmustfacesixcompetitionsinOregonB.youshouldhaveexperienceinrollingC.youmusttakeropescourseinadvanceD.youcanvisitOregoninthefallseason40.Whichisthebesttitleforthepassage?A.ReasonstoVisitOregon’sWashingtonCountyB.WashingtonCountyWelcomesitsBestSeasonC.CharmoftheColorfulSeasonD.TakeAdventuresintheComingAutumn
ONMarch9thAppleprobablythemostsuccessfultechnologycompanyinhistoryheldaneventtolaunchitssmartwatchwhichwillgoonsalenextmonth.Inadditiontokeepingtrackoftimethewatchmeasuresthewearer’sheartrateandactivitylevelsprocessesvoicecommandsgivesalertsofincominge-mailsandcallsandfacilitatespaymentsincheckoutlines.InotherwordsitdoesalotofwhatsmartphonesalreadyaccomplishbutiswornonthewristandmustbeclosetoaniPhoneinordertofunction.Whyistheresomuchbuzzaboutthiswatch?AssmartphoneshaveenjoyedasuddenandtremendousboostinglobalappealpeoplehavestartedtowonderwhatthenextmajortechnologytrendwouldbE.Manyanalystshavepinnedtheirhopesonwearabledeviceswhichcontainsmallsensorstotrackanddisplayinformation.ThiscategoryincludeseverythingfromsmartwatcheslikeApple’stofitnessbandsthatmeasuresleeppatternsandexercisetosmartshoesthatmeasuredistancetosmartglassesthatcantakevoicecommandsanddisplayinformation.Wearablespromisetomeasurepersonaldataandsavepeopletime:aglanceatone’swristtoseealertstakesfewersecondsthanpullingoutaphonE.CompaniesinvariousindustriesfromminingtoairlinesarealsocautiouslytestingwhetherwearablescanhelpimproveefficiencyorcustomerservicE.Howeverwhilethenumberofwearablegadgetshasgrownconsumersstilltendtobegeeks对电脑痴迷的人andfitnessfiends.Lastyeararound21millionwearabledevicesweresoldmostofthemwrist-worndevicesaccordingtoIDCaresearchfirm.Wearabledeviceshavefailedtobecomemainstreamforthreemainreasons.Firstmanyofthemareunabletofunctionwithoutanearbysmartphonewhichlimitstheirappeal.Consumersalreadyhavetokeeptrackofseveraldeviceswithoutaddinganother.Secondtheyarenotyetconsideredcool.GoogleGlassapairofsmartglassesmadebythesearch-enginefirmweresoclunkythatevenfashionmodelscouldnotmakethemlookgooD.Thirdthereisnotyetakillerappthatprovestheirusefulnessinpeople’sdailylives.Technologistsimagineafuturewhenwearabledeviceswillservetoconfirmpersonalidentityfacilitatepaymentsunlockhouseandcardoorsandtrackpeople’sactivityandwellness.Thatfuturehoweverisyearsaway.ApplehasarecordofpushingexistingtechnologiesintothemainstreamincludingtheMacintoshcomputeriPodiPhoneandiPaD.ThishelpsexplainwhypeoplearesointerestedinApple’swatch.Ifthefirm’snewproductisattractiveenoughitcouldvalidate使...有效awholecategoryoftechnology.Applehasenoughloyalfanstosellmillionsofwatchesthisyear.Butwearabledevices’usefulnessforthemassesremainsuncertain.Inthemeantimefirmsandsoftwaredeveloperswillneedtoinvestmoretimeandresourcesindesigningnewapplicationsthatwillputthewearinwearables74.Theunderlinedwordbuzzinthefirstparagraphprobablymeans__________.A.excitementB.doubtC.complaintD.satisfaction75.Apple’ssmartphonehasallthefollowingfunctionsexceptthat____________.A.itmakespaymentsmoreconvenientB.itinformspeopleofthearrivalofemailsC.itenablesthewearertotalktothecallerD.itreactstocommandswhentalkedto76.Whatcanbeinferredfromthelasttwoparagraph?A.Applecanbecomethemainstreamintechnologybecausemostofitsproductsownattractiveappearances.B.Wearabletechnologyispopularamongthemajoritybecauseitservesvariouspurposesindiverseareas.C.Firmsandsoftwaredevelopersneedtomakewearabledevicesmorewearabletomeettheneedsofthemajority.D.ManypeoplestillwanttobuyGoogleGlassevenifdoesn’tlookgoodonfashionmodels.77.Whatisthepurposeofwritingthispassage?A.TotellpeopleaboutthefunctionsandlimitsofApple’ssmartwatch.B.Toarguethatthesmartwatchcanserveasagoodexampletoimprovewearabledevices.C.Toencouragevariouscompaniestoimprovetheirbusinessbyusingwearables.D.Tohelpconsumersdifferentiatethesmartwatchfromotherwearablegadgets.
SixpeoplehavekeptthemselvesinsideawhitedomeinHawaiitohaveaneight-monthtestofhowtheirmentalhealthmightexperienceduringamissiontoMars.TheNASA-fundedprojectinvolvesthreemenandthreewomenwhohavenoaccesstofreshfoodandlimitedaccesstoInternetthatrequires20-minuteintervalsbetweenclickandresponseasitmightbeindeepspacE.Theyareallowedtostepoutsidetheirigloo-likeenclosure—whichmeasures11metersindiameterandsixmeterstall—onlyifwearingaspacesuit.Wearesurroundedbybasalticlava玄武岩火山石andlivingontheslopesofMaunaLoawherethereislittleevidenceofplantoranimallifewrotecrewmemberJocelynDunnadoctoratPurdueUniversity’sSchoolofIndustrialEngineeringafterherfirstdayinthedomeonOctober17.ThetrainingwheelsarecomingoffasournewrealityissettinginDunnwroteonherbloghttp://fivestarview.blogspot.comwhichsheplanstoupdatethroughoutthemission.NASAisspending$1.2milliononaseriesofthreesuchprojectsknownasHawaiiSpaceExplorationAnalogandSimulationHI-SEAStodeterminethepotentialrisksofsendingpeopletogethertospendlongperiodsonadistantplanet.NASAisaimingforahumanmissiontoMarsbythe2030sbutexpertsarestillnotsureifhumanscanwith-standtheradiationthatthejourneywouldinvolvE.ItcouldtakeeightmonthstoreachtheRedPlanetnottomentiontimespentonitwithathinatmosphereandnoknownfoodsourcefollowedbyanattemptatreturningtoEarth.OnerecentstudyfoundthatwiththecurrentlimitsoftechnologyadventurerstoMarswouldstartdyingin68days.Anotherstudythisweeksaidtheriskofradiation-inducedcancerwouldlimitanytriptooneyear.NASAconsidersitjustasimportanttostudywhetherpeople’smentalstatescouldholdupunderthepressureofaMarsjourneysaidprincipalinvestigatorKimBinsteD.BothcrewpsychologyandradiationareconsideredredrisksforMarswhichmeansessentiallyuntilwesolvetheseproblemswearenotgoingBinstedtoldAFP.BinstediscoordinatingtheexperimentfromtheoutsidethedomE.Thoseinsidearehealthyeducatedpeopleintheir20sand30seachwithakeeninterestinscienceandspacE.Itiskindoftheoppositeofarealityshow.WeselectagainstdramA.explainedBinsteD.Wetrytopickacrewthatwillgetalongwitheachother.Wepickgenerallylevel-headedandeasy-goingpeoplE.TheyincludeAllenMirkadyrovanaerospaceengineerforandNeilScheibelhutamicrobiologistandformersoldierinIraq.SophieMilamisanexpertinroboticswhoispursuingamaster’sdegreeinengineeringandZakWilsonisamechanicalengineer.ThecommanderisCanadian-bornMarthaLeniowhoearnedadoctordegreeinengineeringandhasworkedinthesustainablebuildingindustryaccordingtoherbiography.Astimewearsonexpertswanttoseehowtheygetalongwitheachotherandhowtheyrelatetomissioncontrol.Onepotentialproblemmaycomelateinthegamewhenadepressionknownasthird-quartersyndromekicksin.ThereisalsotheissueofcommunicationbreakdownbetweenthecrewandgroundcontrolwhichhappensofteninthesekindsofmissionsBinstedsaiD.67.AwhitedomeinParagraph1isthesameplaceas_______.A.deepspaceinparagraph2B.theirigloo-likeenclosureinParagraph3C.theslopesofMaunaLoainParagraph4D.PurdueUniversity’sSchoolofIndustrialEngineeringinParagraph468.WhatistheaimofHawaiiSpaceExplorationAnalogandSimulationHI-SEAS?A.ToreducethetimetoreachMarstolessthan8months.B.Tomakesureifhumanscanwith-standtheradiationinvolvedinthejourney.C.TofindoutthepossiblerisksofhavingpeopletraveltoMarsandstaytherE.D.ToaimforahumanmissiontoMarsbythe2030s.69.Itcanbeinferredfromthepassagethat_______.A.itislikelytotakeayearforadventurerstohaveato-and-backtripofMarsB.mostadventurers-to-bearehealthyeducatedpeopleintheir20sand30seachwithakeeninterestinscienceandspaceC.ifpossiblethecrewwillhaveaCanadian-bornman-commanderMarthaLenioD.shouldtheredrisksnotbesolvedNASAwouldnevertrytheexplorationofMars70.Thepassageisintended_______.A.forinformingusofanewresearchprojectB.asanintroductionofsomegreatadventurersC.forinformingusoftheexplorationofMarsD.asareportofthelatestspacevoyage
Unlikechemistsandphysicistswhousuallydotheirexperimentsusingmachinesbiologistsandmedicalresearchershavetouselivingthingslikerats.ButtherearethreeNobelprize-winningscientistswhoactuallychosetoexperimentonthemselves–allinthenameofsciencereportedTheTelegraph.1.WernerForssmannNobelprizewinnerin1956ForssmannwasaGermanscientist.Hestudiedhowtoputapipeinsidethehearttomeasurethepressureinsideanddecidewhetherapatientneedssurgery.Experimentshadbeendoneonhorsesbeforesohewantedtotrywithhumanpatients.Butitwasnotpermittedbecausetheexperimentwasconsideredtoodangerous.NotgivingupForssmanndecidedtoexperimentonhimself.Heanaesthetized麻醉hisownarmandmadeacutputtingthepipe30centimetersintohisvein静脉.HethenclimbedtwofloorstotheX-rayroombeforepushingthepipeallthewayintohisheart.2.BarryMarshallNobelprizewinnerin2005Mostdoctorsinthemid-20thcenturybelievedthatgastritiswasdowntostressspicyfoodoranunusuallylargeamountofstomachaciD.Butin1979anAustralianscientistnamedRobinWarrenfoundthatthediseasemightberelatedtoabacteria细菌calledHelicobacterpylori.SoheteamedupwithhiscolleagueBarryMarshalltocontinuethestudy.WhentheirrequesttoexperimentonpatientswasdeniedMarshallbravelydranksomeofthebacteriA.Fivedayslaterhelosthisappetiteandsoonwasvomitingeachmorning–heindeedhadgastritis.3.RalphSteinmanNobelprizewinnerin2011ThisCanadianscientistdiscoveredanewtypeofimmunesystemcellcalledthedendriticcell.Hebelievedthatithadtheabilitytofightagainstcancer.Steinmanknewhecouldn’tyetusehismethodtotreatpatients.Soin2007whendoctorstoldhimthathehadcancerandthatitwasunlikelyforhimtolivelongerthanayearhesawanopportunity.Withthehelpofhiscolleagueshegavehimselfthreedifferentvaccinesbasedonhisresearchandatotalofeightexperimentaltherapies疗法.EventhoughSteinmaneventuallydiedfromhiscancerhelivedfourandahalfyearsmuchlongerthandoctorshadsaidhewoulD.33.Thepassageismainlyabout_________.A.somedangerousexperimentsthatNobelprizewinnersdidonthemselvesB.difficultiesthatscientistswentthroughinordertomakeimportantdiscoveriesC.thereasonswhysomescientistschosetoexperimentonthemselvesD.threeNobelprizewinnerswhodidexperimentsonthemselves34.WhichofthefollowingisTRUEaccordingtothearticle?A.Forssmann’sexperimentendedinfailurE.B.Forssmannmanagedtodohisexperimentondifferentkindsofanimals.C.BarryMarshallsucceededbydrinkingsomeHelicobacterpylori.D.BarryMarshall’sexperimentonhimselfconfirmedthatmostdoctors’beliefaboutgastritiswascorrect.35.FromthetextwecanconcludethatRalphSteinman_________.A.discoveredanewtypeofcancercellcalledthedendriticcellB.trieddifferenttherapiescontainingthedendriticcellonhimselfC.knewthathehimselfwouldhavecanceranddiefromitD.believedthathewasbetterthandoctorsattreatingcancer
FourextrapointsofIQanextrayear’seducationandasignificantlyenhancedincomeattheageof30.Thosearethebenefitsofhavingbeenbreast-fedaccordingtoastudyjustpublishedinLancetGlobalHealthbyBernardoHortaoftheFederalUniversityofPelotasinBrazilandhiscolleagues.Previousresearchhassuggestedthatbreast-feedinghasbeneficiallong-termeffects.ButDrHorta’sworkisparticularlypersuasivebecauseitlooksatadultsratherthanchildrenandteenagersandbecauseitcontradictsthesuggestionthatsocialclassisaconfoundingvariable混杂变量withrichmotherstendingtobreast-feedmorethanpoormothersdo.TheparticipantsinthestudywereamongagroupofBraziliansborninPelotasin1982.Followingacohort一群人likethisthroughtheirlivesisanestablishedmethodofmedicalresearch.Itletsdoctorstesthypothesesthatretrospective涉及以往的examinationrelyingonmemorycannotaddressreliably.In2012and2013DrHortamanagedtotrackdown3493membersofthecohortwhosedietasbabiesincludingtheirconsumptionofbreastmilkhadbeenrecordedatthetimeaskthemsomequestionsandgivethemanIQtest.Comparingthosewhoasbabieshadbeenbreast-fedforlessthanamonthwiththosewhohadbeensofedformorethanayearDrHortafoundthelatter’sIQwas3.76pointshigherthantheformer’sandthattheyhadattendedschoolfor0.91yearslonger.TheincomedatawereslightlymorecomplicateD.Thosebreast-fedforoverayearhadincomes15%higherthanthosesuckledforlessthanamonthbutthosebreast-fedforsixto12monthsdidevenbetterat55%.Theseeffectsmoreoverwereunaffectedbyafamily’sincomeatthetimeastudyparticipantwasborn.Thereasonsforthisarenotknownforcertainthoughitiseasytospeculate.Humanmilkhaspresumablybeenoptimisedforhumannutritionbyevolution.Thesocialcontactinvolvedinsucklingmayalsohaveaneffect.Buttheunderlyingcauseislessimportantthantheresult.AsWinstonChurchilloncesaidthereisnofinerinvestmentforanycommunitythanputtingmilkintobabies.Addthewordmother’sinfrontofmilkandthereturnsonthatinvestmentgetfinerstill.41.Thebenefitsofhavingbeenbreast-feddon’tinclude________.A.betteracademicperformanceB.anenhancedincomeattheageof30C.anextrayear’seducationD.higherIQ42.Whichofthefollowingdescriptionsaboutthereasearchiscorrectaccordingtothepassage?A.In2012and2013DrHortamanagedtotrackdown3493peoplerandomly.B.TheparticipantsinthestudywereamongagroupofBrazilianadultsin1982.C.AnIQtestwasconductedamongsomememebersofthecohortfortheresearch.D.Thedietofthecohortasbabiesdidn’tincludetheirconsumptionofbreastmilk.43.Whichofthefollowingstatementmaytheauthormostprobablyagreewith?A.Scientistknowexactlythereasonsfortheinfluenceofsuckling.B.Havingbeenbreast-fedasbabieswillsurelyinfluenceaperson’sincomeinthefuturepositively.C.TheresultofsucklingislessmoreimportantthanthecausE.D.Puttingmilkintobabiesisveryimportantforanycommunity.44.Theunderlinedphrasespeculateinthelastparagraphisclosestinmeaningto________.A.understandB.guessC.expectD.know45.Whatisthepassagemainlyabout?A.Breast-feedingbeneficialtofuturedevelopment.B.A.finerinvestment—puttingmilkintobabies.C.Thefindingofastudy.D.Theeffectofbreast-feeding.
Don'tworryifyouhaveproblems!Itiseasytosayuntilyouareinthemidstofareallybigone.Theonlypeoplewhodon'thavetroublesaregatheredinlittleneighborhoods.Mostcommunitieshaveatleastone.Wecallthemcemeteries.Ifyou'rebreathingyouhavedifficulties.It'sthewayoflife.Andbelieveitornotmostofyourproblemsmayactuallybegoodforyou!Letmeexplain.MaybeyouhaveheardtheGreatBarrierReefstretchingsome1800milesfromNewGuineatoAustralia.Tourguidesregularlytakevisitorstoviewthereef.Ononetouratraveleraskedtheguideaninterestingquestion.Inoticethatthelagoon泻湖sideofthereeflookspaleandlifelesswhiletheoceansideisvibrantandcolorfulthetravelerobserved.Whyisthis?TheguidegaveaninterestinganswerThecoralaroundthelagoonsideisinstillwaterwithnochallengeforitssurvival.Itdiesearly.Thecoralontheoceansideisconstantlybeingtestedbywindwavesandstorms.Ithastofightforitssurvivaleveryday.Asitischallengedandtesteditchangesandadapts.Itgrowshealthy.Itgrowsstrong.Anditreproduces.ThenheaddedThat'sthewayitiswitheverylivingorganism.That'showitiswithpeople.Challengedandtestedwecomealive!Likecoralpoundedbytheseawegrow.Physicaldemandscancauseustogrowstronger.Mentalandemotionalstresscanproducetough-mindednessandresiliency.Spiritualtestingcanproducestrengthofcharacterandfaithfulness.Soyouhaveproblems?Noproblem!JusttellyourselfThereIgrowagain!Remember:A.smoothseanevermadeaskilledmariner.21.Whohasnoproblemsaccordingtothepassage?A.Thepersonswhoareveryfamous.B.Thepersonswhohavemuchmoney.C.Thepersonswhohavebeenborn.D.Thepersonswhoarelivinginthecemeteries.22.Inthewriter'sopinion________.A.problemsbringusmuchtroubleB.problemshavetwosidesgoodorbadC.weshouldtrytostayawayfromanytroubleD.thefewerthingswedothelesstroublewe'llmeet23.Thereasonwhylagoonsideofthereefhasnolifeis_______.A.ithasn'tgotanysunlightB.ithaslessenergythanothersC.itneverfacesanychallengeandtestsD.ithasnoworktodoeveryday24.Afterreadingthispassageweshould________.A.regardanyproblemaschallengeB.learnfromthelagoonsideC.worryyourproblemD.enterintocemeteries
Over500dogsbeingdeliveredtoabutcherhouseweresavedbyaChineseanimalprotectionorganization.TheincidentthentriggereddebateamongChinesenetizensaboutthenecessityofpouringsomuchmoneyandeffortsintosavingdogs.OnFridayatruckloadedwithover500dogswerestoppedbyvolunteersfromanimalprotectionorganizationonJinghaexpresswayBeijingsection.BeijingTimesreportedthesedogswerebeingdeliveredtoslaughterhousesinthecityofChangchunnortheastJilinprovinceandwouldbeeventuallyservedondinnertables.AfternegotiationswiththetruckdriverpetserviceproviderLeepetHoldingCorp.andaphilanthropicfoundationShangshanFoundationpurchasedthesedogseachpaying50000yuan.DogswerethendeliveredtotheheadquarterofChinaSmallAnimalProtectionAssociationCSAPAbeingtakencareofandwaitingforadoption.AfterthedogsavingmissionwasreportedChinesenetusersdebateoverwhethersavingdogsworthsomucheffortsandmoneywhiletherearestillmanypoorandneedypeopleinChinalackingassistancE.SomenetusersarguethedogsavingmissionisplacingoverattentiontoanimalswhilelotsofneedypeoplearestillleftunattendeD.AmicrobloggerXiaowulaitajiesaidonChina’stwitter-likewebsiteweibo.comDogsaresavedadoptedandtheyattractedmediaspotlight.We'dbetterspendsuchmoneyandtakesucheffortsinhelpingtheneedypeoplE.AnothermicrobloggerLilupingsaidWepouredsuchhugesumofmoneyintosavingdogs.Iwouldratherthemoneybespentondisasterrelief.Someapplaudvolunteers’actionsandshoweagernessofofferingtheirhelpinghandstothosesaveddogs.Stillmanydisapprovethosesavingdogscriticsbuttheyarguethatsuchactnonethelessembodiessocialprogress.AmicrobloggernamedbrokenbridgesaidsavingdogsdoesnotruncountertotakingcareofpeoplE.Suchenthusiasminpublicaffairswillhelpraisesocialawarenessinhelpingtheneedy.Ithinkpeopleandanimalsarecreatedequal.Attentionshouldbepaidtopeopleaswellasanimals.54.Wheredidthearticlecomefrom___________?A.newspaperB.internetC.aTVprogrammeD.amagazine55.Whoseopinionisclosesttothewriter's?A.Somenetusers'B.Xiaowulaitajie'sC.Liluping'sD.Brokenbridge's56.WhichstatementisTRUEaccordingtothepassage?A.Allthepeoplethinkitrighttosavethesedogswithsomuchmoney.B.Thesedogswerefinallysavedandsentbacktotheirowners.C.Somevolunteerssupporttheactionstosavethesedogsandthepeoplewhoofferedtheirhelpinghandstothosesaveddogs.D.100000yuanwasgiventothetruckdrivertopurchasethesedogs.
Formorethan40yearsscientistshavesoughttolearnhowwellhumanbeingscanadapttolongperiodsinspacE.TheInternationalSpaceStationcontinuestoprovidevaluableknowledgeaboutspaceflight.ButanearlierspacestationSkylabhelpedmakethecurrentspaceprojectpossiblE.CanadianastronautChrisHadfieldsangaboardtheInternationalSpaceStationonMay122013.Hismusicvideohasbecomeextremelypopular.TheastronautplayedhisownversionofDavidBowie’ssongSpaceOddity.Heperformedwhilefloatingweightlesslywithimagesofplanetearthandspaceappearinginthewindowbehindhim.ChrisHadfieldrecentlyreturnedhomeafternearlyfivemonthsonthespacestation.ForhimthelongflightproducedahitvideoonYouTubeandnomajorphysicalproblems.But40yearsagoscientistsdidnotknowhowhumanswouldreacttolong-termspaceflight.TofindoutNASAtheAmericanspaceagencylaunchedSkylabinMay1973.OvernearlyayearthreeteamsofastronautsvisitedSkylabforstaysofbetween28to84days.TheylearnedhowpeoplereacttoextendedperiodsinspacE.GeraldCarrcommandedSkylab4.HespokeataNASAeventmarkingthe40thanniversaryofSkylab’slaunch.Hesaidthatthelossofthebody’smusclemasswasamainconcern.AstronautsonSkylabusedexerciseequipmenttostaystrong.Theastronautsspenttheirworkdayscarryingoutexperimentsincludingbiomedical生物医学的research.MarshallPorterfieldisthedirectorofNASA’sSpaceLifeandPhysicalSciencesDivision.HesaystheSkylabastronauts’understandingoftheirownabilitytodealwithlong-termspaceflightcontinuestohelpcurrentastronauts.NASAsaysthenextstepforlifeawayfromEarthisayear-longspacestationmissionsetfor2015.29.WhywasChrisHadfield’ssongsospecial?A.Itwascreatedbyanastronaut.B.Itwasaveryfamiliarsong.C.ItwasperformedinspacE.D.Itwasfirstsungbyafamoussinger.30.WhichofthefollowingbestdescribesthephysicalconditionofChrisHadfieldafterhisreturn?A.WorsE.B.Normal.C.Better.D.Weaker.31.ForwhatpurposedidNASAlaunchSkylab?A.ToresearchonwhetherhumanbeingscouldstayinspacE.B.Togatherupinformationonsettingupaspacestation.C.TostudythechangesinthebodywhenstayinglonginspacE.D.TofindoutthepossibilityofdoingexperimentsinspacE.32.Whatcanwelearnfromthelastparagraph?A.SkylabisstillinusetoexplorethespacE.B.SkylabismoreadvancedthantheInternationalSpaceStation.C.TheSkylabastronautsmadegreatcontributionstobiomedicalresearch.D.TheresearchresultsonSkylabarestillvaluablE.
ADangerousJourneyOnJuly21937AmeliaEarhartandFredNoonanleftNewGuineaforHowlandIslandinthePacifiC.ThiswasthelongestandmostdangerouspartoftheirtriparoundtheworlD.Earharthadtroubleshortlyaftertakeoff.Theweatherwasstormysoshehadtoflyat3000meters10000feet.Goingthishightheplaneusedgasquickly.AfterabouttwentyhoursEarhartandNoonanapproachedHowlandIslanD.Theislandwasonlyabout105kilometers65milesawaybutthebrightsunwasshiningintheirfacessotheycouldn’tseeit.NearHowlandashiptheItascawaswaiting.Earhartcontactedtheship:GasislowshesaiD.TheItascatriedtomaintaincontactwithherbutgotnoresponsE.FinallytheItascacalledforhelp.PeoplesearchedforEarhartandNoonanfordays.Despitethesearchers’effortstheyfoundnothing.Missing!WhathappenedtoAmeliaEarhart?NooneknowsforsurE.DuringtheflightsheprobablyheadedinthewrongdirectionbecausethesunwasbrightanditwashardtoseE.Soshegotlost;soonafterherplaneranoutofgasandshediedatseA.Anotherideaisthatshesurvivedtheplanecrashswamtoanuninhabited无人居住的islandandlaterdiedtherE.StillothersthinkshesurvivedthecrashandsecretlyreturnedtotheU.S.withanewidentity.Althoughthefirsttheoryseemsmostlikelynoneoftheseideashasbeenproven.TodaypeoplearestilllookingintoEarhart’sandNoonan’sdisappearancE.Noonan’sbodyhasalsoneverbeenfounD.WhateverhappenedAmeliaprobablydiedasshewisheD.WhenIgoshesaidI’dlikebesttogoinmyplanE.4.WhywasflyingtoHowlandIslanddifficult?A.Earhartwassickaftertakeoff.B.Thesunwastoobrightandshining.C.TheirplanewasdamageD.D.ItwasveryfarfromNewGuineA.5.Whichstatementwouldthewritermostprobablyagreewith?A.Amelia’splaneprobablyranoutofgasandshediedatseA.B.ItispossiblethatFredNoonankilledAmeliaEarhart.C.AmeliaEarhartprobablydiedonanislandinthePacifiC.D.FredNoonanmightstillbealivetoday.6.Whatdoestheunderlinedwordgointhelastparagraphmean?A.flyB.leaveC.dieD.travel
Societiesallovertheworldnameplacesinsimilarways.QuiteoftenthereisnoofficialnamingceremonybutplacestendtobecallednamesaspointsofreferencebypeoplE.ThenanorganizedbodystepsinandgivestheplaceanamE.Frequentlyithappensthataplacehastwonames:Oneisnamedbythepeopleandtheotherbythegovernment.Asinmanyareasoldhabitsdiedhardandtheplacecontinuestobecalledbyitsunofficialnamelongafterthemeaningislost.ManyroadsandplacesinSingapore新加坡arenamedinorderthatthepioneerswillberememberedbyfuturegenerations.ThuswehavenamessuchasStamfordRoadandRafflesPlacE.Thisisinkeepingwithtraditionsinmanycountries----inboththeWestandtheEast.Anotherwayofnamingplacesisnamingthemafterotherplaces.Perhapstheywerenamedtopromotefriendshipsbetweenthetwoplacesoritcouldbethatthepeoplewhousedtolivetherewereoriginallyfromtheplacesthattheroadswerenamedafter.ThemysteryisclearerwhenweseesomeoftheroadsnamedinformerBritishbases.IfyoustepintoSelectorAirbaseyouwillseePiccadillyCircus----obviouslynamedbysomehomesickRoyalAirForcepersonnel.Someplaceswerenamedaftertheactivitiesthatusedtogoonatthoseplaces.BrasBasahRoadisaninterestingexampleBaseBasahmeanswetriceinMalay马来语.NowwhywouldanyonewanttonamearoadWetRiceRoad?ThereasonissimplE.DuringthepioneeringdayswetricewaslaidouttodryalongthisroaD.A.fewroadsinSingaporearenamedbytheirshapes.ThereisCircularRoadforonE.OtherroadsmayhavepartoftheirnamestodescribetheirshapeslikePayaLebarCrescent.Thisroadiscalledacrescent月牙becauseitbeginsonthemainroadmakesacrescentandcomesbacktojointhemainroadagain.36.WelearnfromParagraph1that_____.A.thegovernmentisusuallythefirsttonameaplaceB.manyplacestendtohavemorethanonenameC.aceremonywillbeheldwhenaplaceisnamedD.peopleprefertheplacenamesgivenbythegovernment37.WhatdoestheunderlinedphrasediehardinParagraph1probablymean?A.Changesuddenly.B.Changesignificantly.C.Disappearmysteriously.D.Disappearveryslowly.38.Whichofthefollowingplacesisnamedafteraperson?A.RafflesPlacE.B.SelectorAirbasE.C.PiccadillyCircus.D.PayaLebarCrescent.39.BrasBasahRoadisnamed_______.A.afterapersonB.afteraplaceC.afteranactivityD.byitsshape40.Whatcanbeinferredfromthepassage?A.SomeplacenamesinSingaporearethesameasinBritain.B.SomeplacesinSingaporearenamedformilitarypurposes.C.ThewaySingaporeansnametheirplacesisuniquE.D.YoungSingaporeanshaveforgottenthepioneers.
Usingtoomuchwaterorthrowingrubbishintoourriversareclearwaysthathumanscanputourwatersupplyindangerbutwealsoaffectourwatersupplyinlessobviousways.Youmaywonderhowpaving铺砌aroadcanleadtolessuseablefreshwater.A.majorpartofthewaterweuseeverydayisgroundwater.Groundwaterdoesnotcomefromlakesorrivers.ItcomesfromundergrounD.Themoreroadsandparkinglotswepavethelesswatercanflowintothegroundtobecomegroundwater.Humanactivityisnotresponsibleforallwatershortages短缺.Drierclimatesareofcoursemorelikelytohavedroughts干旱thanareaswithmorerainfallbutinanycasegoodmanagementcanhelptomakesurethereisenoughwatertomeetourbasicneeds.Thinkingaboutthewayweusewatereverydaycanmakeabigdifferencetoo.IntheUnitedStatesafamilyoffourcanuse1.5tonsofwateraday!Thisshowshowmuchwedependonwatertolivebutthere'salotwecandotolowerthenumber.YoucantakestepstosavewaterinyourhomE.Tostartwithusethesameglassforyourdrinkingwaterallday.Washitonlyonceaday.Runyourdishwasher洗碗机onlywhenitisfull.HelpyourparentsfixanyleaksinyourhomE.Youcanevenhelptokeepourwatersupplycleanbyrecyclingbatteriesinsteadofthrowingthemaway.33.Whichofthefollowingismostlikelytoleadtolessgroundwater?A.Usingriverwater.B.Throwingbatteriesaway.C.Pavingparkinglots.D.Throwingrubbishintolakes.34.Thelastparagraphisintendedto________.A.showushowtofixleaksathomeB.tellushowtorunadishwasherC.provewhatdrinkingglassisbestforusD.suggestwhatwedotosavewaterathome35.Thetextismainlyabout________.A.whypavingroadsreducesourwaterB.howmuchwedependonwatertoliveC.whydroughtsoccurmoreindryclimatesD.howhumanactivityaffectsourwatersupply
EdmundHalleywasanEnglishscientistwholivedover200yearsago.Hestudiedtheobservationsofcomets彗星whichotherscientistshadmadE.Theorbitofoneparticularcometwasaverydifficultmathematicalproblem.Hecouldnotfigureitout.Neithercouldotherscientistswhodealtwithsuchproblems.HoweverHalleyhadafriendnamedNewtonwhowasabrilliant有才华的mathematician.Newtonthoughthehadalreadyworkedoutthatproblembuthecouldnotfindthepapersonwhichhehaddoneit.HetoldHalleythattheorbitofacomethadtheshapeofanellipse椭圆.NowHalleysettowork.Hefiguredouttheorbitsofsomeofthecometsthathadbeenobservedbyscientists.Hemadeasurprisingdiscovery.Thecometsthathadappearedintheyears15311607and1682allhadthesameorbit.Yettheirappearanceshadbeen75to76yearsapart相隔.ThisseemedverystrangetoHalley.Thedifferentcometsfollowedthesameorbit.ThemoreHalleythoughtaboutitthemorehethoughtthattherehadnotbeenthreedifferentcometsaspeoplethought.Hedecidedthattheyhadsimplyseenthesamecometthreetimes.Thecomethadgoneawayandhadcomebackagain.Itwasanastonishingidea!HalleyfeltcertainenoughtomakeapredictionofwhatwouldhappeninthefuturE.Hedecidedthatthiscometwouldappearintheyear1758.Therewere53yearstogobeforeHalley’spredictioncouldbetesteD.In1758thecometappearedinthesky.HalleydidnotseeitforhehaddiedsomeyearsbeforE.EversincethenthatcomethasbeencalledHalley’scometinhishonor.51.EdmundHalleyfiguredouttheorbitof______.A.somedifferentcometsappearingseveraltimesB.threedifferentcometsappearingthreetimesC.thesamecometappearingatdifferenttimesD.severalcometsappearingatthesametime52.Halleymadehisdiscovery______.A.bydoingexperimentsB.bymeansofhisowncarefulobservationC.byusingtheworkofotherscientistsD.bychance53.Halleymadeasurprisingbutcorrectpredictionintheyear______.A.1707B.1706C.1705D.170454.Thispassageingeneralisabout______.A.HalleyandotherscientistsB.TheorbitofacometC.NewtonandHalleyD.Halleyandhisdiscovery55.AccordingtothepassagewhichoftheflowingisNOTtrue?A.Halleyfiguredouttheorbitofthecometfirst.B.Newtonfiguredouttheorbitofthecomet.C.NewtongaveHalleysomehelp.D.Halleydiedbefore1758.
Whatisthecoloroftheuniverse?Astronomersdidnotanswerthisquestionuntiltwomonthsago.ThiswaswhentwoAmericanastronomersreportedontheirstudyofallthelightintheuniversE.Theysaidthattheuniversewouldappeartothehumaneyetobealightgreenishcolorcalledturquoise青绿色.KarlGlazebrookandIvanBaldryofJohnsHopkinsUniversityinBaltimoreMarylandreportedtheirfindingsinJanuary.TheypresentedresearchatameetingoftheAmericanAstronomicalSociety.Theysaidthatfindingthecoloroftheuniversewasnotpartoftheirmoreseriousscientificresearch.Theydiditforfun.HoweverearlierthismonththescientistsadmittedtomakingamistakE.Theysaidtheirfindingwasmuchmorecolorfulthanitshouldhavebeen.TheynowsaythelightfromouruniverseisclosertowhitE.Itismorelikeamilkyorcreamywhitecolor.Thescientistsgaveanumbertoeachofthecolorsofthedifferentstarsystems.Thentheyaddedthenumberstogetherandfoundtheaveragemeasurement.ThescientistsusedthisaveragetoidentifythecoloroftheuniversE.Theysaiditwasaveryprettylightgreenorturquoisecolor.Theycalleditcosmic宇宙的spectrum光谱green.Manynewspapersandtelevisionstationsreportedtheirfinding.Otherscientistsandcolorengineersattemptedtoreproducetheresult.MarkFairchildoftheRochesterInstituteofTechnologyinNewYorkwasthefirstpersontoidentifyamistakE.HediscoveredamistakeinthecomputersoftwareprogramusedbytheJohnsHopkinsscientists.WhenthemistakewascorrectedtheresultschangeD.Thenewcoloroftheuniverseismuchlesscolorful.ItisveryclosetowhitE.ThescientistsapologizedforthemistakE.TheyarenowworkingwiththeRochesterInstituteofTechnologytoproducemoreimagesregardingthecoloroftheuniversE.68.Thebesttitleforthispassageshouldbe________.A.ColouroftheUniverseB.A.ScientificResearchC.A.MistakeinScienceD.ResearchforFun69.Whydidthescientistsdotheresearch?A.TheywantedtowinaNobelPrizE.B.It’srequiredbythegovernment.C.Theydiditjustforfun.D.It’spartoftheirresearch.70.Wecaninferthatthepassagewasprobablywrittenin_______.A.JanuaryB.FebruaryC.MayD.March71.AccordingtothepassagewhichofthefollowingstatementsisTRUE?A.Noneoftheresearchesdonebyscientistsisright.B.Scientistssometimesmaymakemistakesintheirwork.C.Thecoloroftheuniverseislightgreenish.D.MarkFairchildappologizedforhismistakeaboutthecolorofuniversE.
SydneyAFP-TeenheartthrobJustinBieberwasThursdaytoldtocleanuphismessafterthepopstarwasaccusedofsprayinggraffiti涂鸦onthewallofanAustralianhotel.FuriousGoldCoastmayorTomTatesaidtheCanadianhadbeendisrespectfulandreallyreallysillyandsentagraffitiremovalkittotheexclusiveQTHotelontheSunshineCoastsohecouldrepairthedamagE.Ifanormalpersondidthatthey'dbeserving80to100hoursofcommunityserviceTatetoldtheNineNetwork.Justcomeandcleanitupandwe'llbehappywithyou.InaseparateinterviewintheBrisbaneCourier-MailTatesaid:We'veallbeenyoungoncE.Butbythesoundsofithe'sgoneanddonesomethingreallyreallysilly.Buthe’sgotanopportunitytomakegood...IurgehimtotreatthiscitythewayGoldCoastfanstreathim.BieberwasbelievedtohaveleftthehotelforSydneywhereheperformslaterFridayandSaturdaywithTatedemandinghereturn.Iknowhe'sgotbeautifuleyes.I'vegotsomegogglesforhimandsomeglovesbecauseIknowhedoesntwanttogethishandsdirtyhesaiD.DoyourbusinessinSydneyandcomeonbackandI’llgiveyouachancetocleanitup.BrisbanewasthefirstofeightshowsbyBieberacrossAustraliancities.24.Thispassagecanbemostprobablyfoundfroma______.A.textbookB.newswebsiteC.artmagazineD.fashionmagazine25.AccordingtothepassageJustinBieberisa______.A.performerfromAustraliaB.teenagerperformerfromCanadaC.CanadianhotelmanagerD.businessmanworkinginSydney26.Theunderlinedwordfuriousmeans______.A.tolerantB.encouragingC.funnyD.angry27.JustinBieberwasaskedbyTateto_____.A.gobacktoCanadaandberespectfulB.fetchthegogglesandglovesheleftinthehotelC.gobacktoGoldCoasttocleanthewallhemadedirtyD.serve80to100hoursofcommunityservice24-27BBDC
SearchingforairfaresoftenseemslikeagamethatpassengersareboundtolosE.PriceschangefromdaytodayevenminutetominutE.LookingthroughmultiplewebsitesforthebestdealcanbeabigchallengE.Evenwhenyoudobookthere’snoguaranteethatyouaregoingtogetthebestpricE.Youjustdon’tknowwhentopullthetrigger.It’snotlikebuyinganythingelseIcanthinkofsaidGeorgeHobicafounderofAirfarewatchdog.com.HarrietLevypaid$179forarecentround-tripflightonAmericanAirlinesbetweenNewYorkandFortLauderdaleFloridA.SittingjustonerowbehindherShirleyHarrisonpaid$215.A.fewrowsbackEllisandDianneTraubpaid$317each.Therewereatleast12faresontheflightrangingfrom$169to$360.There’snoreasonforitHarrisonsaiD.Farescanvarysignificantlyinjustafewhours.OneDeltaflightfromNewYorktoLosAngelesjumpedfrom$755to$1143fromaFridaytoSaturdayinlateAprilthenfellto$718onSunday.TheflightwasoneofadozentheAssociatedPress美国联合通讯社followedoverthreemonthsforavacationbetweenJuly16and22.Thenumberonefinding:avoidbookingticketsonweekends.It’sthemostexpensivetimetobuy.There’snowaytoguaranteethebestfarE.Butbeforebookingtravelersshouldpayattentiontothisadditionaladvice:●BookonTuesdayWednesdayandThursday.That’swhenairlinesmostoftenoffersales.●Buyinadvancebutnottooearly.Thebesttimeisfourtosixweeksbeforetraveling.IngeneralpricesforanygivenflightarehighesteighttotenweeksandtwotothreeweeksinadvancE.●MakeuseofsocialmediA.Airlinesaregivingmorebenefitslikeexclusive独家salestotravelerswhointeract互动withthemonTwitterandFacebook.Thosespecialsareoftengonewithinhours.●Theso-calleddiscountairlines–JetBlueAir-TranSouthwestandFrontier–adjusttheirfareslessfrequentlythanotherairlinessoyoucanfeelmoreconfidentthatthepricewillstaythesamE.Buttheirpricesaren’talwaysthelowest.Researchingmultipleairlines’faresistheonlywaytogetagooddeal.21.Whatcanweinferfromthefirstsentenceofthetext?A.Passengersareunabletosearchforairfares.B.Airlinesoftenplaygameswithpassengers.C.Airfaresaresetindifferentsituations.D.It’sdifficultforpassengerstogetthebestpricE.22.TheunderlinedphrasepullthetriggerinParagraph3probablymeans_______.A.startsearchingB.getthehighestpriceC.makeapurchaseD.getonboardtheplane23.Byusingalotoffigurestheauthorintendsto_______.A.showthereisstandardpriceforeverysingleairlineB.discovertherulesbehindairfaresC.guaranteepassengersalowpriceD.proveairfarescanvarywidely24.Passengersareadvisedtobookflights_______.A.inthemiddleoftheweekB.onspecialwebsitesC.severalmonthsbeforetravelingD.withairlineswhicharefamousforofferingdiscountprices
Thepoachingorillegalkillingofrhinos犀牛inSouthAfricaisgrowingworseeachyear.Thegovernmentrecentlyreportedthatarecordnumberofrhinoswerepoachedin2014ayearwhichhadmorerhinokillingsinSouthAfricathaneverbeforE.TheWorldWildlifeFundorWWFsaysabout20000rhinosliveinSouthAfricA.Thatismorethan80percentoftherhinosintheworlD.EdnaMolewaSouthAfrica’senvironmentalissuesministersaysDuring2014wearesadtosaythis1215rhinoswerekilleD.Thisisariseinthenumberofpoachedrhinosfrom1004in2013andindeedveryworrying.Theanimalsarehuntedfortheirhorns犀牛角.ManypeopleinAsiabelievethehornhascuringpowerwhichdrivespoachersatallcostsmadformorehorns.Butthereisnoscientificevidenceforthisbelief.Thehornismadeofkeratin.Thatisthesamethingashumanhairfingernailsandtoenails.MsMolewasaid386suspectedpoacherswerearrestedlastyearanincreasefromtheyearbeforE.Butrhinoprotectionworkerssaypoachersoftengounpunishedafterarrest.SouthAfrica’slegalsystemisineffectivE.MsMolewasaidmoreneedstobedoneandSouthAfricaistakingstrongmeasurestoprotectrhinos.Theeffortsincludemovingsomeoftheanimalstosecretplacesinneighboringcountries.Nowapproximately100rhinoshavebeenmovedtoneighboringstatesintheSADCregionduring2014and200morerhinoswillbemovedthisyearMolewasaiD.JoShawtherhinoprogrammanagerattheWWFsaidWe’retalkingaboutalossofahundredrhinosamonth.Ormorethanthreeaday.Wereallyneedtoseeeffectiveactionnotjustatanationallevelbutinternationally.Shesaysofficialsshouldfindthecriminalgroupsresponsibleforthepoachingandpunishthem.GovernmentofficialsaretomeetinBotswanainMarchattheInter-governmentalConferenceonIllegalWildlifeTradE.32.Whatdoweknowaboutrhinos?A.HalfoftherhinosliveinSouthAfricA.B.Lessthan1000rhinoswerekilledin2013.C.Thekillingreachedthehighestpointin2014.D.Thereareonly20000rhinosleftintheworlD.33.Whatisthemainreasonforpeopletohuntrhinos?A.Togetmorekeratin.B.ToprotectthefarmlanD.C.Tousethemfordecoration.D.Tomakemoneyfromhorns.34.JoShawthinksthat_________.A.manycriminalgroupsarewellorganizedB.newlawsareneededtopunishthekillersC.rhinoprotectionneedsinternationalcooperationD.conferencesaboutprotectingrhinosaretobeheldeveryyear35.Whatcanweinferfromthetext?A.Rhinoprotectionhasalongwaytogo.B.NoonewouldliketobuyhornsinthefuturE.C.Theillegalkillingofrhinoswillsoondisappear.D.RhinoslivinginSouthAfricawillmovetoothercountries.
Aground-basedsystemthatusesmuchstrongersignalsthanGPScanfindyourlocationincitiesandindoors.ItisanewpositioningsystemthatcouldcompetewithGPStomakesureyouneverloseyourdirectionsagain.InsteadofsatellitesLocatausesground-basedequipmenttolauncharadiosignaloveralocalizedareathatisamilliontimesstrongeronarrivalthanGPS.ItcanworkindoorsaswellasoutdoorsandthemakersclaimthereceiverscanbeshrunktofitinsidearegularcellphonE.EventheUSmilitarywhichinventedGPStechnologysignedacontractlastmonthagreeingtoalarge-scaletestofLocataattheWhiteSandsMissileRangeinNewMexico.ThisisoneofthemostimportanttechnologydevelopmentsforthefutureofthepositioningindustrysaysNunzioGambaleCEOandco-founderofthefirmLocatabasedinGriffithAustraliA.AsfortheLocata’saccuracyChristopherMorinoftheUSAirForcetesteditrecentlyatWhiteSandsanditworkedtowithin18centimetersalonganyaxis轴.Morinsaysitshouldbepossibletogettheresolutiondownto5centimeters.AdmittedlythetestswereperformedinanopendesertwhereGPSalsoworksbeautifullybutitssignalsareweak—likeacarheadlightfrom20000kilometersaway—andeasilyblockedbysolidobjects.Locata’ssignalisfarstrongerthoughnotguaranteedtoworkinacomplexurbanenvironmentsaysDavidLastconsultanttotheUK’sGeneralLighthouseAuthorities.Locata’stechnologywillfacecompetitionintheracetotransformindoornavigation.ButitcouldshineinspecificareasGambalesays.RobotswithLocatacouldeasilynavigateinsidebuildingswithoutthecomplexopticalsystemstheyneedatthemoment.Andprocessthathandlepreciselocationdatacouldnotonlyguideyouaroundamallrailwaystationorairportbutalsotakeyoutotheexactshelfinashopfortheproductyouwant.Theunitssmallandcheapenoughforsmartphonesshouldbeavailablewithinfiveyears—asimilarpathtotheoneGPStookonitswaytowardsworlddomination.9.Thepassageiswrittenmainlyto.A.encouragepeopletobuytheLocataB.tellusthedisadvantageoftheGPSC.introduceanewpositioningsystemLocataD.tellusthatLocatawillreplaceGPSoneday10.WhichofthefollowingisnottrueaboutLocataaccordingtoParagraph2?A.WithoutthehelpofthesatellitesLocatacantellyouwhereyouarE.B.TheUSmilitaryhastotestitbeforeusingit.C.LocatahasabettersignalthanGPS.D.Locatacanbefixedintosmartphonesonly.11.WhichofthefollowingwordscanbeusedtoreplacetheunderlinedwordinParagraph4?A.accuracyB.speedC.determinationD.length12.AccordingtothepassagewhatcanweknowaboutGambale?A.HedidtheexperimentatWhiteSands.B.HeisconfidentinLocataandthinkhighlyofit.C.HesaidthatLocatacouldnotworkinacomplexurbanenvironment.D.HeisworriedaboutthecompetitionthatLocatafaces.
Afour-wheeledrobotknownasRoverhasbeentestedbyateamatSydneyUniversity.Itwasusedtomoveaherdofcowsfromafieldtoadairy牛奶场.Researcherswereamazedathoweasilycowsacceptedthepresenceoftherobot.Theywerenotdisturbedbyitandthegatheringprocesswascalmandeffective.BecausetherobotmovedinasteadymanneritallowedcowstomoveattheirownspeedwhichwasimportantinreducinginjuriesamongcattlesaidDrKendraKerriskdairyresearcherandassociateprofessor.Therobotwasadaptedfromonethatwasalreadybeingusedtomonitorfruitandtreesonfarms.AteamatSydneyUniversity’sCentreforFieldRoboticsimprovedtherobotsothatitcouldbeputinafieldwithcowsinorderfortheresearcherstogatherdataonrobot—cowinteraction.Therobotneedstobeoperatedbyahumanbutit’shopedthatinthefutureaversioncanbedevelopedthatwillbefullyautomated.Aswellasgatheringcowsanewversioncouldalsocollectinformationusefulforfarmers.Usingrobotstogetcowstothedairywillbebetterfortheirwell-being.TheresearchisinitsveryearlystagesbutrobotictechnologiescertainlyhavethepotentialtotransformdairyfarmingsaidDr.Kerrisk.Whenwehavediscussedthisconceptwithfarmerstheyhavebeenextremelyexcitedandwehavehadaseriesofcallsandemailsaskinghowtheycangetholdofonesheadded.Therobotcouldalsocutdownthenumberofaccidentsinvolvinghumansonfarms.MostdairyfarmersinAustraliausebikestorounduptheircattleandtheyareoneoftheleadingcausesofinjury.Theteamhopesthatbyusingtherobottodothejobinsteadaccidentratescouldfall.33.TherobotRoverwasmainlyusedto_____________.A.milkthecowsonthefieldB.feedthecowswithfoodC.roundupcowsondairyfarmsD.takefarmersaroundthefarm34.AtpresenttherobotRover______________.A.cangoaroundthefarmautomaticallyB.canhelpfarmerstogatherdataC.hastobeoperatedbyahumanD.hasbeenavailableinthemarket35.WhatcanwelearnfromDr.Kerrisk’swordsinthefifthparagraph?A.Theresearchwillsoonbefinished.B.Dairyfarminghasmuchpotential.C.Robotictechnologyhashighlydeveloped.D.Therobotwillbepopularamongfarmers.
Withalargepartoftheworld'spopulationlivingclosetotheoceansrisingsealevelsbringthepotentialfordestructive破坏性的results.Butscientistsarestillunabletomakepredictionsexactenoughforpeopletoplantohandlethelossoflandandthethreattocoastalcommunitiesexpectedoverthiscentury.Weknowsealevelisgoingtorisebuthowmuchandhowfastandwherewereallystilldon’tknowsaidJoshWillisaclimatescientist.Theoceanisn'tlikewaterinabathtuB.Itdoesn’triseallthesameasmorewaterpoursin.Asglobalwarmingraisessealevelssomeplacesareexpectedtoseehigher-than-averageincreasesandafewplacesmayevenseedecreases.It’sreportedthatoverthecourseofthiscenturysealevelswillrisebetween8inchesand6.6feetaroundtheplanet.Scientistsknowthisincreasewillbedrivenbytheexpansionofwaterasitwarms—warmerwatertakesupmorespace—andthemeltingoficE.Buttheeffectsofwarmingwaterandmeltingiceonsea-levelriseareexpectedtovaryfromareatoareA.AndthemeltingoficeoftheAntarcticandGreenlandpresentsthelargestuncertaintyforthefuturebutairlandandwateralsoplayrolesinchangestosealevel.Forexamplesealevelneartheicegettingmeltactuallydecreasesbecausethegroundunderthemeltingicerisesastheheavyicedisappears.Climatechangeisexpectedtochangeoceancurrentsandthewindsthathelpdriveoceancurrents.Thesechangeswillaffectthedistributionofheatwithintheoceansandasaresultaffectchangesinsealevel.Nowadaysscientistsusetwotypesofmodelstomakepredictionsaboutthefutureofsealevelsbutthetwodon’tagreE.Ifscientistscan'taccuratelypredictsea-levelincreaseforthecomingyearstheleastwecandoismeasurewhathappeningtodaywiththehelpofthesatelliteJason-2butit’sreachingtheendofitsoperationallifE.25.Thefirstparagraphimpliesthat_______.A.therisingsealevelsmainlyhappensnearthecoastB.peoplelivingincoastalcommunitieshavetomoveC.scientistshavewaystohandletherisingsealevelsD.coastalcitiesareeasilyaffectedbytherisingsealevels26.WhatdoesthewritermeanbysayingTheoceanisn’tlikewaterinabathtubinthethirdparagraph?A.Therisingsealevelishardtotell.B.TheoceancanbeeasilycontrolleD.CTheoceanisn’tequaltoabathtubinsizE.D.Thereistoomuchwaterforustocontrol.27.Accordingtothetextwhichofthefollowingshowstherightcauseandeffect?①climatechange;②oceancurrents;③thewinds;④changesinsealevel;⑤thedistributionofheatA.①→⑤→③→④→②B.①→③→②→⑤→④C.③→④→⑤→②→①D.①→⑤→③→②→④28.Whatproblemswillscientistsmeetwithinpredictingfutureclimatechanges?A.It'stoodifficulttomeasurewhat'shappening.B.Typesofmodelsforpredictionaredifficulttosetup.C.Therewillprobablybenosatellitestohelpthescientists.D.Therearen’tenoughscientistsstudyingthechangesofsealevels.
TheiPhonetheiPad:eachofApple’sproductssoundscoolandhasbecomeafad一时的风尚.Applehascleverlytakenadvantageofthepoweroftheletteri–--andmanyotherbrandsarefollowingsuit.TheBBC’siPlayer---whichallowsWebuserstowatchTVprogramsontheInternet---usedthetitlein2008.A.lovelybear---popularintheUSandUK---thatplaysmusicandvideoiscallediTeddy.A.slimmed-downversion简装本ofLondon’sIndependentnewspaperwasstartedlastweekunderthenamei.Ingeneralsingle-letterprefixes前缀havebeenpopularsincethe1990swhentermssuchase-mailande-commerce电子商务firstcameintousE.Mostiproductsaretargetedat针对youngpeopleandconsideringthemajorreadersofIndependent’siit’snosurprisethatthey’veselectedthisfashionablenamE.Butit’shardtoseewhat’ssospecialabouttheletteri.Whynotuseaborcinstead?AccordingtoTonyThorneheadoftheLanguageCenteratKing’sCollegeLondoniworksbecauseitsmeaninghasbecomeambiguous.WhenAppleusesinooneknowswhetheritmeansInternetinformationindividualorinteractiveThornetoldBBCMagazines.EvenwhenApplecreatedtheiPoditseemsitdidn’thaveonecleardefinition定义hesays.HoweverthankstoApplethetermisnowconnectedwithportability轻便.addsThornE.ClearlytheletterialsoagreeswiththeideathattheWesternWorldiscenteredontheindividual.Eachpersonbelievestheyhavetheirownneedsandwelovepersonalizedproductsforthisreason.AlongwithGoogleandblogreadersofBBCMagazinesvotediasoneofthetop20wordsthathavecometodefinethelastdecade十年.Butashistoryshowspeoplegrowtiredoffads.Fromthe1900sto1990sproductswith2000intheirnamesbecamefashionableastheyearwasconnectedwithallthingsadvancedandmodern.HoweverasweenteredthenewcenturythefashiondisappeareD.32.PeopleuseiPlayerto__________.A.listentomusicB.makeacallC.watchTVprogramsonlineD.readnewspapers33.WecaninferthattheIndependent’siisdesignedfor_________.A.youngreadersB.oldreadersC.fashionablewomenD.engineers34.Theunderlinedwordambiguousmeans__________.A.popularB.uncertainC.clearD.unique35.Thewritersuggeststhat__________.A.iproductsareoftenofhighqualityB.iTeddyisalivebearC.theletterbreplacesletteritonametheproductsD.thepopularityofiproductsmaynotlastlong
Canyouimaginelivingwithoutcarscomputersortelephones?SomepeopleintherainforestandmountainsofVenezuelaandBrazildojustthat.Onetribe部落theYanomamihaslivedthesamewayforthousandsofyears.Theyonlyhavenumbersforonetwoandmorethantwoandtheyhaveneverinventedthewheel.Buttheyhavealsobeencalledsomeofthelastfreepeopleonearth.Inthelate1920sresearchersfoundatribeofpeopleuntouchedbymodernsociety.ThiswasthefirstreportedmeetingwiththeYanomamiwhowerelivingdeepwithintheSouthAmericanjunglE.ScientistsagreethattheirlocationdeepintheforesthelpedtheircultureunchangeD.UntilrecentlymostYanomamistilllivedinisolatedregions.Everythingtheyneededcamefromtherainforest.TheyhuntedfishedandfarmedthelanD.Thenadiscoverybroughttheoutsideworldtothem.Andalongwithitcamedeadlychanges.GoldwasdiscoveredinYanomamiinthe1970s.By1987around80000minershadmovedintotheareA.InafighttotakeoverthelandtheykilledsomeYanomami.TheyalsobroughtintonewsicknessesincludingthecommoncoldandmalariA.Todayover62percentofYanomamishowsignsofmalariA.Justasdeadlyweretheresultsofminingincludingpollutedstreamsandclearedforests.Withinjustsevenyearstheirpopulationfellby20percent.TodaygovernmentsandinternationalorganizationsarelookingforwaystoprotecttheYanomami.TheBraziliangovernmenthasreservedalargeareaoflandforthetribE.Andin1990BrazilorderedalltheminersoutofAmazonregion.Yetthesethingsmightnotbeenough.GoldissovaluablethatminerskeepgoingbackandharmingtheYanomami’swayoflifE.36.WhenwastheexistenceoftheYanomamifirstdiscovered?A.Inthe1970sB.Inthelate1920sC.In1987D.In199037.WhatdoestheunderlinedworditmeaninPara3?A.thediscoveryofgoldB.researchers’discoveryinthe1920sC.theoutsideworldD.therainforest38.Whichofthefollowingstatementsistrue?A.TheYanomamiistheonlyremaininguntouchedpeopleonearth.B.MostYanomamiknowtheexactmeaningofthenumber8.C.TheYanomamilearnedtousewheelslongbeforE.D.BeforeminersarrivedtheYanomamihadneversufferedfrommalariA.39.WhichofthefollowingwasNOTthereasonforthesharpdecreaseoftheYanomami’spopulation?A.Theystarvedtodeath.B.Theywerekilledinthefight.C.TheirlivingenvironmentwasdestroyeD.D.Theywerekilledbythenewillnessesbroughtbyminers.40.Whatcanbeinferredfromthepassage?A.ThediscoveryofgoldisbeneficialtotheYanomami.B.GoldminingmadenodifferencetotheYanomami.C.MinersareagreatthreattotheprotectionoftheYanomami.D.NowadaysnominersremaininAmazonRegion.
Thefutureofpinnipeds鳍足动物looksmuchbrightertodaythanitoncediD.Atonetimeabout100yearsagoitseemedcertainthatmanypinnipedsintheworldwouldbedestroyedbyhumanhunters.Todayitappearsthatmostspecies物种ofpinnipedsareoutofdanger.Huntingwasnotcontrolledduringthe18thand19thcenturiesbecauselittlewasknownaboutthelivesofpinnipeds.Whalesandpinnipedswerehuntedfortheoilfromtheirbodyfat.ThisoilwasusedinlampsbeforeelectriclightswereinventeD.MillionsofsealsandotherpinnipedswereusedtoprovideoilforthelampsoftheworlD.Asaresultthenumbersofmanypinnipedspeciesfellrapidly.Severalthingshappenedthathelpedtosavepinnipeds.Firstspeciesthatwerehuntedtonearextinction灭绝wereleftalonebecausetheirnumbersweretoolowandthecostofhuntingthemwentupgreatly.Atthesametimeelectriclightswereinventedandthemarketforsealoilbecamesmaller.Finallygovernmentsaroundtheworldmadelawstoprotectpinnipeds.Asaresultofallthesethingsthenumbersofmostpinnipedspecieshavegrowninrecentyears.WithsomespeciessuchasNorthernfursealstheremaybeasmanyanimalsalivetodayastherewerebeforeallthehuntingbegan.Howeveroilisstilladangertopinnipedsandallseaanimals.Butthistimeit’snotbecausetheyarehuntedfortheiroil.Theoilthatputsthemindangerisfromoilspills泄露intheseA.Theoilcoverstheirfurandreducestheirbodytemperatures.Oilalsostickstothefoodstheyeat.Thismoderndangertopinnipedsandtheirenvironmentisonewemustworktoprevent.28.Duringthe18thand19thcentury_______.A.peoplehadrealizedtheimportanceofpinnipedsB.pinnipedswerehuntedfortheirmeatC.pinnipedshadabetterlifethantodayD.manyfamilieswereusinglamps29.WhatdoesParagraph3mainlytalkabout?A.HowelectriclightswereinventeD.B.Whenpeoplebegantoprotectpinnipeds.C.Whatgovernmentsaroundtheworldhavedonetosavepinnipeds.D.WhythenumbersofsomepinnipedshaveincreaseD.30.Itcanbeinferredfromthepassagethat________.A.themarketforsealoilisgrowingB.Northernfursealsaren’tinmuchdangernowC.oilspillsarethebiggestproblemforpinnipedsD.stricterlawsneedtobemadetoprotectpinnipeds31.Inwhichpartofamagazinecanwemostprobablyreadthispassage?A.WildlifE.B.LifestylE.C.Tourism.D.Environment.
Fouryearsagoalobster龙虾fishermanGaryNicholshadneverseenalionfishbuttodayhistrapsarefullofthem.Hecatchessomanylionfishnowthathe’sstartedtosellthem.Whilehislobsterssellfor$16perkilogramlionfishonlymakehim$12.LionfisharecausingagreatconcernonhisbusinessandthecommercialfishingindustryinFloridathreateningotherfishpopulations—insomecasesreducingthembyupto90％.LionfisharenativetotheIndianandPacificOceansbutwereaccidentallyintroducedintoAtlanticandCaribbeanwatersduringthe1990s.WithnonaturalenemiesintheAtlanticandanabilitytoreproduceyear-roundplusthefavorableenvironmenttheirnumbershavebeenrisinginrecentyears.NotonlyarelionfishcausinglossestolobsterfishermenlikeNicholstheyarealsothreateningthebalanceofthefragileecosystem.Lionfishareeatingalmostanythingthatfitsintheirmouths.saysLadAkinsdirectorofREEFamarineconservationgroup.Somearecommerciallyvaluablefisheslikegrouperandsnapperthatthefishermendependon.Lionfishevencouldresultintheextinctionofsomefish.InanefforttosolvetheproblemREEFrunsamonthlycontestawardingprizestothosewhocatchthemostlionfish.Italsorunsworkshopseducatingdiversaboutsafecollectionandremovaltechniques.Manyvolunteershavealsojoinedthefightwithacampaignthatencouragespeopletoeatlionfish.Ifwecan’tbeatthemlet’seatthem!saidMichelleKosiekthemanageroftheFishHouseEncorewhichhasbeenservinglionfishforthepast18months.Thereisalittlebitoffearfactoreatingthem.Infactthosewhotriedithavespokenwellofit.25.ThestoryofGaryNicholsshowsthat_______________.A.theoverpopulatedlionfishareaffectingFloridafishermenB.1obstersaredisappearinginthewatersnearFloridaC.itishardforafishermantomakealivingbysellinglobstersD.1ionfishhavebroughttheFloridafishermen’sincomedownby90％26.Whatfactorscontributetothefastincreaseofthelionfishpopulation?a.TheyarenativetotheAtlanticandCaribbeanwaters.b.TheyhavenonaturalenemiesinAtlantic.c.Theyareabletolayeggsnon-stopeveryyear.d.ThewatersinFloridaaresuitablefortheirexistence.e.Somepeopleintroducedthemthereonpurpose.A.abcB.bcdC.cdeD.ade27.LadAkinsconsidersthenon-nativelionfishas_______________.A.anewsourceofeconomicincreaseB.apositivepromotertotheecologyofFloridawatersC.achancetomakeFloridafishspeciesdiverseD.adisasterbothcommerciallyandecologically28.InthefightagainstlionfishMichelleKosiekishelpfulin_____________.A.encouragingpeopletoeatthemB.teachingdiversremovaltechniquesC.makingacollectionoflionfishD.awardingprizestolionfishcatchers
Withonlyabout1000pandasleftintheworldChinaisdesperatelytryingtoclonetheanimalandsavetheendangeredspecies.That'samovesimilartowhattheTexasA&MUniversityresearchershavebeenundertakingforthepastfiveyearsinaprojectcalledNoah'sArk.Noah'sArkisaimedatcollectingeggsembryos胚胎semenandDNAofendangeredanimalsandstoringtheminliquidnitrogen.IfcertainspeciesshouldbecomeextinctDrDuaneKraemeraprofessorinTexasA&M'sCollegeofVeterinaryMedicinesaystherewouldbeenoughofthebasicbuildingblockstoreintroducethespeciesinthefuturE.Itisestimatedthatasmanyas2000speciesofmammalsbirdsandreptileswillbecomeextinctinover100years.ThepandanativeonlytoChinaisindangerofbecomingextinctinthenext25years.ThisweekChinesescientistssaidtheygrewanembryobyintroducingcellsfromadeadfemalepandaintotheeggcellsofaJapanesewhiterabbit.Theyarenowtryingtoimplanttheembryointoahostanimal.TheentireprocedurecouldtakefromthreetofiveyearstocompletE.Thenucleartransfer核子移植ofonespeciestoanotherisnoteasyandthelackofavailablepandaeggscouldbeamajorproblemKraemerbelieves.Theywillprobablyhavetodoseveralhundredtransferstoresultinonepregnancy怀孕.Ittakesalongtimeandit'sdifficultbutthiscouldbegroundbreakingscienceifitworks.TheyarecertainlynotputtinganylivepandasatrisksoitisworththeeffortaddsKraemerwhoisoneoftheleadersoftheProjectatTexasA&Mthefirsteverattemptatcloningadog.Theyaretryingtodosomethingthat'sneverbeendoneandthisisverysimilartoourworkinNoah'sArk.We'rebothtryingtosaveanimalsthatfaceextinction.Icertainlyappreciatetheireffortandthere'salotwecanlearnfromwhattheyareattemptingtodo.It'saresearchthatisverymuchneedeD.28.TheaimofNoah'sArkprojectisto________.A.makeeffortstoclonetheendangeredpandasB.saveendangeredanimalsfromdyingoutC.collectDNAofendangeredanimalstostudyD.transferthenuclearofoneanimaltoanother29.AccordingtoProf.Kraemerthemajorproblemincloningpandaswouldbethelackof_____.A.availablepandaeggsB.hostanimalsC.qualifiedresearchersD.enoughmoney30.Thebesttitleofthepassagemaybe________.A.China'sSuccessinPandasCloningB.TheFirstClonedPandaintheWorldC.ExploringthePossibilitytoClonePandasD.China—theNativePlaceofPandasForever31.Fromthepassageweknowthat________.A.KraemerandhisteamhavesucceededincloningadogB.scientiststrytoimplantapanda'seggintoarabbitC.KraemerwillworkwithChinesescientistsincloneresearchesD.abouttwothousandspecieswillprobablydieoutinacentury
Ababymermaid美人鱼wasjustborninFinland;JustinBieberisgettingmarried;iPhone6isgoingtobereleasedthisyearWereadrumorseverydayontheInternet.Withthehelpofsocialmediarumors—nomatterwhethertheyaretrueorfalse—spreadlikewildfireandsometimeswecan’tbesurewhattobelievE.Nowaninternationalgroupofresearchersmightbeabletomakeiteasierforus.TheyareworkingonaliedetectorthatcouldseparateonlinetruthfromliesDiscoveryNewsreporteD.NamedaftertheGreekgoddessPhemefamedforspreadingbadrumorsthesystemisfarfromatraditionalliedetectorwhichworksbyattachingamachinetoapotentialliar.InsteadPhemeanalyzestherumordirectly.WhenarumorcomesoutonamicroblogforexamplePhemecantracethesourceofinformationtoseeifitwasreleasedbyreliablesourceslikeexpertsornewsagencies.Ifitwasn’tPhemethenexaminesthehistoryandbackgroundoftheaccounttoidentifywhetheritwascreatedjusttospreadrumors.Afterfindingthesourceoftherumorthesystemcankeepacloseeyeonhowotherusersreacttotherumor—eitherconfirmingordenyingit—tohelpanalyzeandfurtherdeterminethereliabilityoftheinformation.SomepeoplemightfindthePhemesystemunnecessarybasedontheideathatfalserumorsneversurviveforlongandpeoplealwaysgettothetruthovertimE.Whilethat’safairpointthereisacertainclassofrumorssuchasatigerisatlargeoranasteroid小行星isabouttohittheEarththatcancausepanicamongpeopleandthusleadtoseriousconsequences.Thesearecaseswhenweneedtobeabletocheckforaccuracyquickly.OursystemaimstohelpwiththatbytrackingandconfirminginformationinrealtimealeadingresearcherKalinaBontchevaattheUniversityofSheffieldUKtoldtheBBC.AccordingtoBontchevaPhemeisstillunderdevelopmentandwon’tbereadyforanother18months.Untilthenthere’sanold-fashionedtechniquethatyoucanusetoprotectyourselffromfalseinformation—askquestionschecksourcesanddon’tbelieveanyclaimuntilyou’veseentheevidencE.58.Whatisthearticlemainlyabout?A.TipsonhowtodealwithrumorsonlinE.B.FactorsthatmakerumorssoeasytospreaD.C.A.newdevicethatcancheckwhetheronlinerumorsaretrueornot.D.Anintroductiontosometypesofliedetectors.59.HowdoesthePhemesystemdeterminethereliabilityofapieceofinformation?A.Basedonhowthemajorityofpeoplereacttoit.B.Basedonthereliabilityofitssourcesandthehistoryofitsauthors.C.Bycollectingandexaminingrelevantinformationtofurtherconfirmit.D.BymakinguseofanInternetbottotrackandverifytheinformation.60.Whichofthefollowingstatementsmighttheauthoragreewith?A.ThePhemesystemisnotveryhelpfulbecauseallrumorseventuallydiedown.B.ThePhemesystemwillbereadytohelpsocialnetworksbecomemoreaccuratebytheendof2014.C.ThePhemesystemcanidentifyalmostallkindsofrumorsonsocialnetworkingsites.D.ThePhemesystemaimstorespondtorumorsquicklysoastoreducetheimpactoffalseones.
ThesoundofamosquitocanmeantroubleinmanypartsoftheworlD.Thebiteofthemosquitocanbedeadly.Theinsectscarryseriousdiseaseslikemalaria疟疾.Itisestimatedthatalmost630000peoplediedfrommalariaandmalariarelatedcausesin2012andmostofthesecaseswereinAfricancountries.IntheUnitedStatesagroupofCaliforniascientistsareworkingtodevelopamoreeffectiveandlesscostlysubstance物质toprotectpeoplefrommosquitoes.Theresearchersareinvestigatingthesenseofsmellinmosquitoes.Theyfoundtheinsectsusethesamereceptorforidentifyingcarbondioxideinhumanbreathastheydoforthesmellofourskin.AnandasankarRaywhoisleadingtheinvestigationsaysscientiststestedmorethanamillionchemicalcompounds化合物untiltheyfoundasubstancecalledEthylPyruvatE.HesaysEthylPyruvatemakesthemosquitoes'receptorsinactivE.WhenweapplyEthylPyruvatetoahumanarmandofferittohungrymosquitoesinacageveryfewofthemosquitoesareattractedtothehumanarmbecauseonlyafewofthemareabletosmellitoutsaidRay.GenevieveTauxeamemberoftheresearchteamsaysitwasnoteasytofindtheneurons神经元ofnoblecellsthatrecognizeboththesmellofhumanbreathandskin.Withthedeviceusedtoexaminethemosquitoweareabletoinsertaverysmallelectrode电极intothepartofthemosquito'snosewhereitssmellingneuronsareandwherethesmellishappeningsaidTauxE.AnandasankarRaysaysaproductbasedonEthylPyruvatemaycostlesstoproducethanDEFTthemosteffectivechemicaltreatmentnowinusE.HesaysDEFTistoocostlyformostpeoplewholiveinareasaffectedbymalariA.PerhapsbyfindingsmellsthatcanattackothertargetreceptorswewillbeabletoimproveuponDEFTandfinallyhavethenextgenerationofinsectbehaviourcontrolproductssaidRay.60.Theunderlinedwordinthesecondparagraphprobablymeans________.A.asubstancethatprotectspeoplefrommosquitoesB.asenseorganthatreactstochangesC.adevicethatreactstolightD.apieceofequipmentthatsendssignals61.AccordingtothepassageEthylPyruvatecan________.A.killthemosquitoes'smellingneuronsB.causethemosquitoestolosetheirsensesofsmellC.resultintheinactivenessofthemosquitoes'receptorsD.makethemosquitoesuninterestedinhumanbreathandskinsmell62.Thispassagemostprobablyappearsin________.A.atextbookofmedicalschoolsB.acollectionofdoctors'essaysC.thecolumnofnewspaperadsD.thehealthcolumnofamagazine63.Whichofthefollowingwouldbethebesttitleforthepassage?A.EthylPyruvate—anInsectBehaviourControlProductB.Malaria—aSeriousDiseaseCausing630000DeathsC.ScientistsFindaNewSubstancetoFightMosquitoesD.A.NewGenerationofDEETHasBeenDevelopedtoKillMosquitoes
Halftheworld’spopulationcouldfaceashortageoffoodby2100duetoclimatechangeanewreportbyUSscientistswarns.Rapidglobalwarmingislikelytoreducecropproductioninthetropicsandsubtropics热带和亚热带地区accordingtoProfessorDavidBattistioftheUniversityofWashington.Themostextremesummersofthelastcenturywillbecomecommonhesays.Wemustimmediatelycreatecropsthatcanbearheatanddroughtifwearetoadapt适应intimehewritesinSciencejournal.ThestressesonglobalfoodproductionfromtemperaturealonearegoingtobehugesaidMrBattisti.Andthatdoesn’ttakeintoaccountwatersuppliesstressedbythehighertemperatures.HeworkedwithProfessorRosamondNayloronFoodSecurityandtheEnvironmenttoexaminetheinfluenceofclimatechangeontheworld’sfoodsupplies.Theypredictthereisagreaterthan90%probabilitythatby2100theaveragegrowing-seasontemperaturesinthetropicsandsubtropicswillbehigherthananytemperaturesrecordedtheretodatE.Wearetakingtheworstofwhatwe’veseenhistoricallyandsayingthatinthefutureitisgoingtobealotworseunlessthereissomekindofadaptationsaidProfessorNaylor.Thisisapowerfulreasonforustoinvest投资inadaptationbecauseitisclearthatthisisthedirectionwearegoingintermsoftemperatureanditwilltakedecadestodevelopnewfoodcropvarietiesthatcanbetterbearawarmerclimatE.Inthetropicsthehighertemperaturescouldbeexpectedtocutproductionoftheprimaryfoodcropsby20-40%theresearcherssaiD.Risingtemperaturesarealsolikelytoreducesoilmoisture湿度cuttingproductionevenfurther.Threebillionpeopleliveinthetropicsandsubtropicsnowandtheirnumberisexpectednearlytodoublebytheendofthecentury.Youaretalkingabouthundredsofmillionsofadditionalpeoplelookingforfoodbecausetheywon’tbeabletofinditwheretheyfinditnowsaidProfessorBattisti.CropfailureswouldnotbelimitedtothetropicsthescientistsconcludeD.33.AccordingtoProfessorDavidBattistiwhatshouldbedonetodealwithcropsreductioncausedbyglobalwarming?A.Toplantmorecrops.B.Todevelopnewcrops.C.Tocontrolpopulationgrowth.D.Toimprovefarmingtechnology.34.WhatdoestheunderlinedwordthisinParagraph5referto?A.ToreducethetemperaturE.B.NewfoodcropvarietyC.Toinvestinadaptation.D.Somekindofadaptation.35.Thetextintendstotellusthat_____.A.ourworldisbecomingwarmerandwarmerB.hightemperaturesmaycausefoodshortagesC.theconsequencesofglobalwarmingD.thewaystoadapttohightemperatures
Ifyou’resecretlyworriedaboutyoursmartphoneaddictionthenthenewNoPhonemightbejustthethingyouneed.Itlooksandfeelsexactlylikeasmartphonebutitdoesnothing.It'sjustapieceofplasticthatyoucancarryaroundinyourhandtofoolyourself.DutchdesignerlngmarLarsencameupwiththeideaasajokealongwithhistwofriends.TotheirgreatsurprisetheideareceivedalotofattentiononlineandpeoplefromallovertheworldstartedplacingrequestsforNoPhonesoftheirown.Sothat’swhenthethreefriendsdecidedtoturntocollectenoughfundformassproduction.NoPhoneiscurrentlyaprototype模型thatwillcostonly$12onceithitsthemarket.Itis5.5incheshigh2.6incheswideand0.29inchesthickbringingitquiteclosetothelatestsmartphonesonthemarket.Itisdescribedasbatteryfreenoupgradesnecessaryshatterproof抗震waterproof'’andanalternativetoconstanthand-to-phonecontactthatallowsyoutostayconnectedwiththerealworld.Phoneaddictioniseverywhere.thedesignersinsist.It’sruiningyourdates.It’sdistractingyouatconcerts.It’sblockingsidewalks.Nowthereisarealsolution.WithathinlightandcompletelywirelessdesigntheNoPhoneactsasasubstitutetoanysmartmobiledeviceenablingyoutoalwayshaveaphonetoholdwithoutgivinguppotentialengagementwithyourdirectenvironment.Ifyou’reinterestedinNoPhonebutconcernedaboutnotbeingabletotakeselfies自拍anymore.Don’tfeelupset.Themakersdohaveanupgradeatnoextracharge—themirrorsticker.Thatwaytheysayyoucanenjoy‘real-time’selfieswithyourfriendswhenthey’restandingrightbehindyou.32.WhatcanNoPhonedoforpeopleaccordingtothetext?A.Itisactuallyanewkindofrealsmartphone.B.Itcanhelpusstayawayfromtherealworld.C.Ithelpsgetridofpeople’ssmartphoneaddiction.D.It’sjustapieceofplasticandcandonothing.33.WhatisParagraph3mainlyabout?A.ThesizeofNophone.B.TheinventorsofNophone.C.ThematerialofNophone.D.AbriefdescriptionofNophone.34.Whatcanwelearnfromthepassage?A.NoPhonehasreceivedunexpectedattention.B.NoPhonecancompletelyreplacesmartphones.C.ThedesignershavemadelotsofmoneyfromNophone.D.NoPhoneisabletotakeselfiesassmartphonesdo.35.Whattypeofwritingisthispassage?A.AtraveIguide.B.Ascientificreport.C.Amedicalrecord.D.Anofficialdocument.
ThesoundofamosquitocanmeantroubleinmanypartsoftheworlD.Thebiteofthemosquitocanbedeadly.Theinsectscarryseriousdiseaseslikemalaria疟疾.Itisestimatedthatalmost630000peoplediedfrommalariaandmalariarelatedcausesin2012andmostofthesecaseswereinAfricancountries.IntheUnitedStatesagroupofCaliforniascientistsareworkingtodevelopamoreeffectiveandlesscostlysubstance物质toprotectpeoplefrommosquitoes.Theresearchersareinvestigatingthesenseofsmellinmosquitoes.Theyfoundtheinsectsusethesamereceptorforidentifyingcarbondioxideinhumanbreathastheydoforthesmellofourskin.AnandasankarRaywhoisleadingtheinvestigationsaysscientiststestedmorethanamillionchemicalcompounds化合物untiltheyfoundasubstancecalledEthylPyruvatE.HesaysEthylPyruvatemakesthemosquitoes'receptorsinactivE.WhenweapplyEthylPyruvatetoahumanarmandofferittohungrymosquitoesinacageveryfewofthemosquitoesareattractedtothehumanarmbecauseonlyafewofthemareabletosmellitoutsaidRay.GenevieveTauxeamemberoftheresearchteamsaysitwasnoteasytofindtheneurons神经元ofnoblecellsthatrecognizeboththesmellofhumanbreathandskin.Withthedeviceusedtoexaminethemosquitoweareabletoinsertaverysmallelectrode电极intothepartofthemosquito'snosewhereitssmellingneuronsareandwherethesmellishappeningsaidTauxE.AnandasankarRaysaysaproductbasedonEthylPyruvatemaycostlesstoproducethanDEFTthemosteffectivechemicaltreatmentnowinusE.HesaysDEFTistoocostlyformostpeoplewholiveinareasaffectedbymalariA.PerhapsbyfindingsmellsthatcanattackothertargetreceptorswewillbeabletoimproveuponDEFTandfinallyhavethenextgenerationofinsectbehaviourcontrolproductssaidRay.60.Theunderlinedwordinthesecondparagraphprobablymeans________.A.asubstancethatprotectspeoplefrommosquitoesB.asenseorganthatreactstochangesC.adevicethatreactstolightD.apieceofequipmentthatsendssignals61.AccordingtothepassageEthylPyruvatecan________.A.killthemosquitoes'smellingneuronsB.causethemosquitoestolosetheirsensesofsmellC.resultintheinactivenessofthemosquitoes'receptorsD.makethemosquitoesuninterestedinhumanbreathandskinsmell62.Thispassagemostprobablyappearsin________.A.atextbookofmedicalschoolsB.acollectionofdoctors'essaysC.thecolumnofnewspaperadsD.thehealthcolumnofamagazine63.Whichofthefollowingwouldbethebesttitleforthepassage?A.EthylPyruvate—anInsectBehaviourControlProductB.Malaria—aSeriousDiseaseCausing630000DeathsC.ScientistsFindaNewSubstancetoFightMosquitoesD.A.NewGenerationofDEETHasBeenDevelopedtoKillMosquitoes
Redroseswereherfavorites;hernamewasalsoRosE.Andeveryyearherhusbandsentthemtiedwithprettybows.Theyearhediedtherosesweredeliveredtoherdoor.ThecardsaidBemyValentine情人likealltheyearsbeforE.EachyearhesentherrosesandthenotewouldalwayssayIloveyouevenmorethisyearthanlastyearonthisday.Myloveforyouwillalwaysgrowwitheverypassingyear.Sheknewthiswasthelasttimethattheroseswouldappear.Shethoughtheorderedrosesinadvancebeforethisday.Herlovinghusbanddidnotknowthathewouldpassaway.Healwayslikedtodothingsearly.ThenifhegottoobusyeverythingwouldworkoutfinE.ShecutawaysomestemsplacedtheminaveryspecialvaseandsetthevasebesidethepictureofhissmilingfacE.Shewouldsitforhoursinherhusband’sfavoritechairstaringathisphotoandtherosessittingtherE.AyearwentbyanditwashardtolivewithouthermatE.LonelinessandsolitudehadbecomeherfatE.ThentheveryhourasonValentine’sDaybeforethedoorbellrangandtherewererosessittingbyherdoor.Shebroughttherosesinandjustlookedattheminshock.Thenshewenttogetthetelephonetocalltheflorist花匠shop.Theowneransweredandsheaskedhimifhewouldexplainwhysomeonewoulddothistohercausinghersuchpain.IknowyourhusbandpassedawaymorethanayearagotheownersaidIknewyou’dcallandyouwouldwanttoknow.TheflowersyoureceivedtodaywerepaidforinadvancE.YourhusbandalwaysplannedaheaD.HeleftnothingtochangE.ThereisastandingorderthatIhaveonfiledownherE.Andhehaspaidwellinadvance;you’llgetthemeveryyear.ThereisalsoanotherthingthatIthinkyoushouldknow.HewroteaspeciallittlecarD.hedidthisyearsago.ThenshouldeverIfindoutthathe’snolongerherE.That’sthecarD.thatshouldbesenttoyouthefollowingyear.ShethankedhimandhungupthephonehertearsnowflowingharD.HerfingersshakingsheslowlyreachedtogetthecarD.InsidethecardshesawthathehadwrittenheranotE.Thenasshestaredintotalsilencethisiswhathewrote:HellomyloveIknowit’sbeenayearsinceIwasgonE.Ihopeithasn’tbeentoohardforyoutoovercomE.Iknowitmustbelonelyandthepainisveryreal.IfitwastheotherwayIknowhowIwouldfeel.ThelovewesharedmadeeverythingsobeautifulinlifE.Ilovedyoumorethanwordscansay.YouweretheperfectwifE.Youweremyfriendandlover;yousatisfiedmyeveryneeD.Iknowit’sonlybeenayearbutpleasetrynottogrieve.Iwantyoutobehappyevenwhenyoushedyourtears.Thatiswhytheroseswillbesenttoyouforyears.WhenyougettheserosesthinkofallthehappinessthatwehadtogetherandhowbothofuswereblesseD.IhavealwayslovedyouandIknowIalwayswill.Butmyloveyoumustgoon;youhavesomelivingstill.PleasE.trytofindhappinesswhilelivingoutyourdays.IknowitisnoteasybutIhopeyoufindsomeways.Theroseswillcomeeveryyearandtheywillonlystopwhenyourdoor’snotansweredwhenthefloriststopstoknock.Hewillcomefivetimesthatdayincaseyouhavegoneout.Butafterhislastvisithewillknowwithoutadoubt.TotaketherosestotheplacewhereI’veinstructedhimandplacethemwherewearetogetheronceagain.14.HowdidRosefeelwhenshereceivedrosesayearafterherhusband’sdeath?A.SurprisedanddisappointeD.B.HappybutconfuseD.C.ProudbutfrighteneD.D.SadandpuzzleD.15.WhatcanweknowaboutRose’shusbandwhenhewasalive?A.Heknewhiswifelovedrosesmorethanhimself.B.HepreferredtomakearrangementsaheadoftimE.C.HegavehiswifeapleasantsurpriseeveryValentine’sDay.D.Hewassobusythathehadtoorderrosesinadvanceeachyear.16.TheunderlinedwordgrieveParagraph6isclosestinmeaningtoA.killyourselfB.feeldeepsorrowC.marryagainD.buyroses17.Whichofthefollowingisthebesttitleforthepassage?A.RosesforRoseB.BeMyValentineC.AnUnexpectedGiftD.ALovingCouple
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