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高中英语《河南省通许县丽星中学2011-2012学年高一下学期期末考试试卷 试题及答案 （英语）》真题及答案
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SportsshoesthatworkoutwhethertheirownerhasdoneenoughexercisetowarranttimeinfrontofthetelevisionhavebeendevisedintheUK.Theshoes-namedSquareEyes-containanelectronicpressuresensorandatinycomputerchiptorecordhowmanystepsthewearerhastakeninaday.A.wirelesstransmitterpassestheinformationtoareceiverconnectedtoatelevisionandthisdecideshowmucheveningviewingtimethewearerdeservesbasedontheday’sefforts.ThedesignwasinspiredbyadesiretofightagainsttherapidlyballooningwaistlinesamongBritishteenagerssaysGillianSwanwhodevelopedSquareEyesasafinalyeardesignprojectatBrunelUniversityinLondonUK.Welookedatcurrentissuesandchildhoodoverweightreallystoodoutshesays.AndIwantedtotacklethatwithmydesign.Onceachildhasuseduptheirdailyallowancegainedthroughexercisethetelevisionautomaticallyswitchesoff.AndfurthertimeinfrontoftheTVcanonlybeearnedthroughmoresteps.Swancalculatedhowexerciseshouldtranslatetotelevisiontimeusingtherecommendeddailyamountsofboth.Healthexpertssuggestthatachildtake12000stepseachdayandwatchnomorethantwohoursoftelevision.Soevery100stepsrecordedbytheSquareEyesshoesequalspreciselyoneminuteofTVtimE.Existingpedometers计步器normallyclipontoabeltorslipintoapocketandkeepcountofstepsbymeasuringsuddenmovement.Swansaysthesecanbeeasilytrickedintorecordingstepsthroughshaking.Buthershoehasbeenbuilttobeharderforlazyteenagerstocheat.Itispossiblebutitwouldbealotofeffortshesays.Thatwasoneofmymaindesignconsiderations.38.WhichofthefollowingistrueofSquareEyesshoes?A.Theyregulateachild’seveningTVviewingtimE.B.Theydetermineachild’sdailypocketmoney.C.Theyhaveraisedthehotissueofoverweight.D.Theycontaininformationofthereceiver.39.Whatisstressedbyhealthexpertsintheirsuggestion?A.Theexactnumberofstepstobetaken.B.TheprecisenumberofhoursspentonTV.C.TheproperamountofdailyexerciseandTVtimE.D.ThewayofchangingstepsintoTVwatchingtimE.40.Whichofthefollowingwouldbethebesttitleforthetext?A.SmartShoesDecideonTelevisionTimeB.SmartShoesGuaranteeMoreExerciseC.SmartShoesMeasureTimeofExerciseD.SmartShoesStopChildhoodOverweight
About1966orsoaNASA美国宇航局teamdoingworkfortheApollomoonmission阿波罗登月计划tooktheastronautsnearTubaCity.TherethelandoftheNavajoReservationlooksverymuchlikethelunarsurfacE.Amongallthetrucksandlargevehiclesweretwolargefiguresthatweredressedinfulllunarspacesuits.NearbyaNavajoshepherd牧羊人andhissonwerewatchingthestrangecreatureswalkaboutoccasionallybeingwatchedoverbyotherNASAworkers.ThetwoNavajopeoplewerenoticedandapproachedbytheNASApeoplE.SincetheshepherdandhissondidnotknowEnglishtheyaskedtheNASApeoplewhothestrangecreatureswerE.TheNASApeopletoldthemthattheywerejustmenthatweregettingreadytogotothemoon.Theshepherdbecameveryexcitedandaskedifhecouldsendamessagetothemoonwiththeastronauts.TheNASAofficialsthoughtthiswasagreatideasotheyprovidedataperecorder.AfterthemangavethemhismessagetheyaskedhissontotranslatE.Hissonwouldnot.LatertheytriedafewmorepeopleontheNavajoReservationtotranslateandeverypersontheyaskedwouldchuckle偷偷地笑andthenrefusetotranslatE.FinallywithcashinhandsomeonetranslatedthemessageWatchoutfortheseguystheyhavecometotakeyourland!56.TheappearanceoftheNavajoReservationisverysimilartothatof________.A.theTubaCityB.themoonC.theNASAresearchcenterD.theApollomoonmission57.WhentheolderNavajoheardthatthemeninfrontofhimweregoingtothemoonhe________.A.feltfrightenedandranawayquicklyB.chattedexcitedlywiththeNASAworkersC.gotonthemoderntrucksandlargevehiclesforfunD.triedtosaysomethingtothemooncreatures58.Thesondidnottranslatethewordshisfathersaidbecause________.A.hehadtroubleinunderstandinghisfatherB.thewordshisfatherusedweretoodifficulttobetranslatedC.hisfatherwassendingawarningagainsttheNASApeopleD.hebelievedthattheNASAworkerscouldunderstandtheirlanguage59.Accordingtothispassagewecanknowthattheshepherdwas________.A.patientandbraveB.foolishandimpoliteC.humorousandintelligentD.knowledgeableandtalkative
TheNationalDark-SkyWeekNDSWisaweekduringwhichpeopleallovertheUnitedStatesturnofftheirlightstoenjoythebeautyofthenightskywithoutlightpollution.ThisevenwasstartedbyJenniferBarlowofMidlothianVirginiain2003anditisbecomingmorepopulareachyear.IthasbeensupportedbytheInternationalDark-SkyAssociationtheAmericanAstronomicalSocietyandtheAstronomicalLeaguE.ThisevenalwaysoccursinAprilduringtheweekofthenewmoonsothattheskycanbeasdarkaspossibleforthebestviewingconditions.Itismywishthatpeoplecouldseethenightskywithoutotherlightintheskyasourancestors祖先sawithundredsofyearsagoexplainsBarlow.SinceitonlylastsaweekandnoteveryoneinthecountrywilltakepartinithowwilltheNationalDark-SkyWeekreducelightpollution?ThemaingoalofNDSWistoincreaseawareness意识oftheharmfuleffectsoflightpollution.Itisnotpossibleforallofthelightpollutioninthispartoftheworldtodisappear.Howeveritispossibletomakeasmalldifferenceinthequalityofthenightsky.Anothergoalofthisevenistopromote促进theuseofbetterlightingsystemsthatdirectlighttowardthegroundinsteadofupintothesky.JenniferBarlowstatesThenightskyisagiftofsuchbeautythatitshouldnotbepollutedbywastedlight.InthiswayourchildrenwillnotlosetouchwiththewonderofouruniversE.51.Thispassageismainlyabout______________.A.betterlightingsystemsB.thebeautyofthenightskyC.theharmoflightpollutionD.theNationalDark-SkyWeek52.WhichofthefollowingstatementsabouttheNationalDark-SkyWeekisWRONG?A.ItisbecomingmoreandmorepopularinAmericA.B.Theeventwasstartedin2003byJenniferBarlow.C.TheeventtakesplaceinthefirstweekofeveryApril.D.Americanpeoplearesupposedtoturnofftheirlightsduringthatweek.53.WhatisJenniferBarlow’swish?A.Thatlightwouldbedirectedupintothesky.B.ThattheskywouldalwaysbeasdarkaspossiblE.C.ThatpeoplecouldseethenightskywithoutlightpollutionasourancestorsdiD.D.Thatpeoplecouldspendtimeenjoyingthebeautyoftheskyeverynight.54.Wecaninferfromtheunderlined划线的sentenceinParagraph4that________.A.manypeopleinAmericahatethiseventB.itmaybehardtoreducelightpollutionC.theeventshouldlastamontheveryyearD.lightwillnolongerpollutetheskysoon55.WhatisthemaingoaloftheNationalDark-SkyWeek?A.Topromotetheuseofbetterlightingsystems.B.Tohelppeoplerealizetheharmoflightpollution.C.TocauseallthelightpollutioninAmericatodisappear.D.TohelpyoungchildrenenjoythewonderofouruniversE.
Researchershaveestablishedthatwhenpeoplearementallyengagedbiochemicalchangesoccurinthebrainthatallowittoactmoreeffectivelyincognitive认知的areassuchasattentionandmemory.ThisistrueregardlessofagE.Peoplewillbealert警觉的andreceptiveiftheyarefacedwithinformationthatgetsthemtothinkaboutthingstheyareinterestedin.AndsomeonewithahistoryofdoingmoreratherthanlesswillgointooldagemorecognitivelysoundthansomeonewhohasnothadanactiveminD.Manyexpertsaresoconvincedofthebenefitsofchallenginginthebrainthattheyareputtingthetheorytoworkintheirownlives.TheideaisnotnecessarilytolearntomemorizelargeamountsofinformationsaysJamesFozardassociatedirectoroftheNationalInstituteofAgeing.Mostofusdon’tneedthatkindofskill.Suchspecifictrainingisoflessinterestthanbeingabletomaintainmentalalertness.Fozardandotherssaytheychallengetheirbrainswithdifferentmentalskillsbothbecausetheyenjoythemandbecausetheyaresurethattheirrangeofactivitieswillhelpthewaytheirbrainswork.GeneCohenactingdirectorofthesameinstitutesuggeststhatpeopleintheiroldageshouldengageinmentalandphysicalactivitiesindividuallyaswellasingroups.Cohensaysthatwearefrequentlyadvisedtokeepphysicallyactiveasweagebutolderpeopleneedtokeepmentallyactiveaswell.ThosewhodoaremorelikelytomaintaintheirintellectualabilitiesandtobegenerallyhappierandbetteradjusteD.ThepointisyouneedtodobothCohensays.Intellectualactivityactuallyinfluencesbrain-cellhealthandsizE.50.Whatisthepassagemainlyabout?A.SpecialmentaltrainingforoldpeoplE.B.Biochemicalchangesinthehumanbrain.C.Theinfluenceofintellectualactivitiesonbrain-cellsizE.D.Theimportanceofmentalactivitiesintheefficiencyofthebrain.51.A.personwhoissaidtobecognitivelyhealthyshould________.A.bealertandreceptiveinmindB.whoarehighlyintelligentC.begoodatdoinggroupworkD.rememberlargequantitiesofinformation52.ThefindingsofJamesandotherscientistsintheirwork_________.A.remainatheorytobefurtherprovedB.havebeenchallengedbymanyotherexpertsC.arepracticedbytheresearchersthemselvesD.havebeengenerallyaccepted53.AccordingtoFozard'sargumentpeoplecanmaketheirbrainsworkmoreefficientlyby_________.A.constantlydoingmemoryworkB.makingfrequentadjustmentsC.goingthroughspecifictrainingD.takingpartinvariousmentalactivities54.WhichofthefollowingstatementswouldCohenmostprobablysupport?A.Olderpeopleshouldkeepmentallyactivebychallengingtheirbrains.B.Nomatterwhetheritisdoneingrouporalonementalactivityisalwaysgoodforbrain-cellhealth.C.Physicalstrengthismoreimportanttoolderpeoplethanmentalhealth.D.Peoplewhoengageinmorementalactivitiesbutlessphysicalonesarealwayshappier.
Thepracticeofmagicincludesspecialwordsactionsandobjects.Mostmagicinvolvesapersoncalledamagicianwhoclaimstohavesupernaturalpowers.Magicwords.Toworkmostmagicthemagiciansingsorspeaksspecialwordsinacertainorder.Thesewordsarecalledincantationsorspells.Somespellsformprayerstodemons魔鬼spiritsorothersupernaturalforces.Manysocietiesbelievethemagicwillnotworkunlessthemagicianrecitesthespellsperfectly.Othermagicwordshavenomeaningthoughtheysupposedlypossesspowerwhenspokenbyamagician.MagicactionsaccompanythewordsspokeninperformingmuchmagiC.ManyofthesemovementsactoutthedesiredeffectofthemagiC.Forexampleamagiciantryingtomakerainfallmaysprinkle洒wateronthegrounD.Themagician'scombinedwordsandactionsformaceremony.Magicobjectsincludecertainplantsstonesandotherthingswithsupposedsupernaturalpowers.Anysuchobjectmaybecalledafetish物神.Butthistermoftenreferstoanobject—forexampleacarvingoradriedsnake—honoredbyatribeforitsmagicpowers.Manytribesbelievefetisheshavemagicpowerbecausespiritsliveintheseobjects.Manypeoplecarrymagicobjectscalledamulets护身符toprotectthemselvesfromharm.Manyamuletsarestonesorringsengraved雕刻withmagicsymbols.Themagician.InsomesocietiesnearlyeveryoneknowshowtoworksomemagiC.InothersocietiesonlyexpertspracticemagiC.Magiciansmaybecalledmedicinemenmedicinewomenshamanssorcerersorwitchdoctors.Inmanysocietiesmagiciansmustinherittheirpowers.Inothersanypersonmaybecomeamagicianbystudyingthemagicalarts.Manysocietiesbelievemagiciansmustobservecertainrulesandtaboosforbiddenactionsfortheirspellstowork.Forexampletheymayberequirednottoeatvariousfoodsortoavoidsexualactivityforacertainperiodbeforetheceremony.41.Whatdomagicwordsmeantopeopleinsomesociety?A.TheyhavethepowertokilldevilsB.TheyhavepowerifmagicianrecitestherightspellsC.TheyhavenoeffectatallD.Theycanbeusedwhenevertheywant42.Peoplebelievemagicactionswillhaveaneffectiftheyareaccompaniedby.A.thespellsB.magicobjectsC.stonesorringsengravedwithmagicsymbolsD.medicine43.Whydomanypeoplebelieveinafetish?A.BecauseitisoftenaringwhichisworthalotofmoneyB.BecauseitiscarvedwithmagicsymbolsC.BecausepeoplethinkspiritsliveinitD.Becauseitcanhelpthemwithmanythings44.What'sthebesttitleofthepassage?A.HowMagicWorksB.ThePowerofMagicC.HowtoPracticeMagicD.TheChoiceofMagicians
Manypeoplehavebeentalkingaboutthewayinwhichtheworldwillcometoanendin2012.EverybodywantstofindoutifDecember212012isthelastdayoftheearth.TherumorhasalreadybeenspreadingforaverylongtimE.TheMayan’spredictionscanaccountfortherumor.Accordingtotherumortheearthwillexperiencedramaticchangesin2012andthechangeswillbedisastroustoallofthelivingcreaturesonearth.ItiswidelyassumedthataPlanetXwillreturntoorbitthesolarsystem.ThereturnofPlanetofPlanetXwillhaveadestructiveeffectonthesolarsystemaswellasonsomeplanetsincludingtheNeptune海王星theJupiter木星andtheearth.PlanetXwillcrossintotheirorbits.There’sapossibilitythatJupiterwillchangeintoalittlesunatthistimesofolkswillbewellplacedtoseetwosunsintheskyin2012.Thesolarflares耀斑thatoccurinal1-yearcyclewillreachtheirhighestpointin2012.Thepowerfulsolarflareswillaffectthemagneticfieldoftheearthandcausedisasters.OnDecember212012thesunandtheearthwilllineupinthesamelineattheequator赤道Thewintersolstice冬至onlyoccursonceevery25800years.Theeventsintheuniversearesignalsthattheworldwillcometoanend.Asaresultofthesolarflareslotsofdisasterswillhappenthatwilldestroythefaceofthewholeearth.ScientistsaremakingtheguessprimarilybasedontheMayanLongCourtCalendar.ManyfilmshavebeenmadeabouttheendoftheworldincludingEndGamebyAlexJonesandEndClockNostradamus2012.Theformerprovidesinsightsaboutthewaytheworldwillbecomeonestate.Aftertheworldgovernmentisinplaceit'sgoingtobeeasytoexterminate80％ofthepeopleintheworld.Therestwillcontinuetolivewithassistancefromadvancedtechnology.NooneknowswhethertheworldwillendonDecember212012Thereisnoclearansweruntilthedayarrives.JustastheMayansclaimsitwillnotbethetimefortheworldtoend.Instead.itwillbethedawnofafleshstart.66.Whatisthepassagemainlyabout?A.Informationaboutend-of-the-worldpredictions.B.Differentopinionsaboutend-of-the-worldpredictions.C.Somedoubtsaboutend-of-the-worldpredictions.D.Destructiveeffectsoftheendoftheworld.67.WhichofthefollowingthingswillNOThappeniftheendoftheworldreallyhappens?A.Humanswillseetwosunsatthesametime.B.Theearthwilllookcompletelydifferent.C.Theearthandthemoonwilllineupinthesameline.D.Thesolarflareswillbecomestrongerthanbefore.68.TheunderlinedwordexterminateinParagraph3probablymeans.A.saveB.killC.helpD.rule69.Whichofthefollowingstatementsistrue?A.InthefilmEndClockNostradamus2012.theworldwillberuledbyonegovernment.B.Accordingtothetexttherumorof2012wasfromtheMayan’spredictions.C.Peoplein2012mayseetwosunsofwhichoneisNeptuneofnowadays.D.In2012.PlanetXwillbreakintheorbitofsolarsystemforthefirsttime.70.Whatistheauthor’sattitudetotherumorthattheworldwillend?A.Optimistic.B.Sad.C.Unconcerned.D.Scared.
UrbangrasshopperschangetheirtuneforfemalesgrasshopperGrasshoppersthatliveinnoisyurbanenvironmentsarehavingtochangetheirsongastudyhasfounD.Researcherssuggestthathighlevelsofbackgroundnoisemayaffectthegrasshoppers’matingprocess.Theysaytheinsectsareforcedtoincreasethevolumeofthelow-frequencysectionsoftheircall.ResultsofthestudybyscientistsfromtheUniversityofBielefeldGermanyarepublishedinthejournalFunctionalEcology.Theresearchwhichshowstrafficnoisecouldupsetbow-wingedgrasshoppers’ChorthippusbiguttulusmatingsystemisthefirstofitskindaccordingtoleadresearcherUlrikeLampE.Effectsofman-madenoiseoncommunicationhasonlybeenstudiedwithvertebrates脊椎动物sofarsaidMsLampeaPhDstudentattheUniversityofBielefeld’sDepartmentofEvolutionaryBiology.Thescientistscaught188malebow-wingedgrasshoppersfromnoisyroadsidesandquietrurallocations.AccordingtoMsLampe:Bow-wingedgrasshoppersareagoodmodelorganismtostudysexualselectionbecausefemalescanrespondtomalelovingsongswiththeirownlow-frequencysignaliftheyareattractedtoamalesong.Thegrasshoppersproducetheirmatingcallbyrubbingatoothedfileontheirhind-legsagainstaveinthatislocatedontheirfrontwings.Themale’ssongconsistsofshortphrasesoftwotothreeseconds.ThefirstpartofthecallconsistsofslowertickingsoundsthatincreaseinspeedleadingtoabuzzingsoundtowardstheendofthephrasE.Inordertostimulatethemalestobeginmatingcallsscientistsexposedthemalestoafemaleandrecordedtheresultsinthelaboratory.Theteamthenanalysedthedifferencesbetweentheresultsofeachgroupofgrasshoppers.Resultsshowedthatcomparedtomalesfromrurallocationsurbangrasshoppersshiftthefrequencypeakofthelowerpartoftheirspectrum频谱upwardsMsLampeexplaineD.Thiswouldmakesensetoavoidlow-frequencynoiseastrafficnoisecouldmasksignalsinthatpartofthefrequencyspectrum.Theteam’sfindingsdemonstratethattrafficnoisecouldbeupsettingthegrasshopper’smatingsystem.IncreasednoiselevelscouldaffectgrasshoppercourtshipinseveralwayscommentedMsLampE.Itcouldpreventfemalesfromhearingmalelovingsongsproperlypreventfemalesfromrecognisingmalesoftheirownspeciesorimpairfemales’abilitytoestimatehowattractiveamaleisfromhissong.67.Whatistheusageofthegrasshoppers’songs?A.Tomakeoururbanhearbetter.B.Toattractthemategrasshoppers.C.TofightagainsttheurbannoisE.D.Toattractthefemalegrasshoppers.68.Howdidscientistprovetheirconclusion?A.Byusingstatistics.B.ByarguingatopiC.C.Byquotingperson’stheory.D.Bycomparingtheresults.69.Whatdoestheunderlinedwordmaskmean?A.Cover.B.Affect.C.Prevent.D.Destroy.70.Whatcanbeinferredfromthepassage?A.Urbanenvironmentaffectssomeanimallives.B.UrbangrasshoppershavetochangetheirtunE.C.Grasshoppersshiftthepeakofspectrum.D.Grasshoppersdon’tlikelivinginnoisyurbanareas.
Awell-knownmanufacturerofweighingmachinesproducedanewmodel.Themachinehadacomputerinsideitandthiscomputercoulddowonderfulthings:itcouldweighpeopleveryaccurately;itcouldtellthemtheirweightintheirownlanguage;anditcouldtellthemwhattheyshouldeattoreducetheirweight.Themanufacturerdecidedtotryouthismachinebeforehesoldittotheshops.Helookedaroundforagoodplacetoputitandfinallydecidedonanairport.Therewerealwayspeopleatanairportfrommanydifferentcountries.ThefirstpersontousethemachinewasanItalianwoman.Shestoodonthemachineputacoininandwaitedtohearherweight.Themachinetookonlyasecondortwotoweighherdecideonhernationalityandthelanguageshespokeandfigureoutwhatkindoffoodsheshouldeat.GoodmorningmadamitsaidinperfectItalian.Yourweightis72kilosthreemorethanitshouldbeforawomanofyourheightageandnationality.Thisisbecauseyouhavebeeneatingtoomuchspaghetti.Isuggestyoueatmorefruitandvegetables.Pleasehaveaniceday.ThesecondpersontousethemachinewasaChinesegirl.Shestoodonthemachineputacoininandwaitedtohearherweight.GoodmorningMissthemachinesaidinprefectChinesE.Yourweightis38kilosexactlythecorrectweightforyourheightageandnationality.Continuetoeatwhatyouareeating.Pleasehaveaniceday.ThethirdpersontousethemachinewasahugeAustralianwoman.ShewalkeduptothemachineandlookedatitforalongtimE.Atlastshefoundthecouragetostandonthemachineandputacoinin.Themachinespokeimmediately.Goodmorning.Willoneofyouladiespleasegetoff?31.Whatcouldthecomputerdo?A.WeighandtalktopeopleB.Translateinformation.C.Givethemdietpills.D.Makethemloseweight.32.Wheredidthemanufacturerfirstputthemachine?A.IntheshopsB.InmanydifferentcountriesC.InanairportD.Inahotel33.WhatdidthemachinesaytotheItalianwoman?A.Shewasalittletoolight.B.Shewasalittletooheavy.C.Shedislikedspaghetti.D.Shecouldn’tspeakItalian.34.WhatdidthemachinesaytotheChinesewoman?A.SheshouldeatmorE.B.ShecouldspeakChinesE.C.Shewouldhaveaniceday.D.ShewasfinE.35.WhatdidthemachinesuggestabouttheAustralianwoman?A.Shewasunwell.B.Shewascourageous.C.Shewastooheavy.D.Shehaddietedwell.
Stormsbroughtatornadoand2-mch-thinhail冰雹toWyomingonThursdayadayafterthunderstormshitpartsofWyomingandColoradowithgolfball-sizedhailandheavyrain.ThreehomeswereheavilydamagedbythetornadoonThursdayand10to12otherbuildingsalsohaddamage.Onepersonwastreatedatahospitalforacutonthehead.Somepowerlineswerealsodowntotheground.ThetornadotoucheddownbrieflynearWheatlandnorthofCheyenneinapopulatedareaofficialssaid.HailthesizeofgolfballswasreportedintheWheatlandareaand2-inch-thinhailwasreportedinLaramie.Forecasterssaidthunderstormsthatcanspawntornadoescoulddevelopandfloodingwaspossible.Citizensshouldbecareful.AfirewhichisbelievedtohavebeenstartedbylightningonSundaynighthasburnedabout3500acresabout20milesnorthwestofWheatland.About120firefightersaidedbyhelicoptersandairtankerswereonthescene.Therainprovidedsomehelpforfirefighterswhofullycontrolleda227-acrewildfireinnorthernColoradobuttheweatherinthebeginninghurteffortstocontrola6000-acreblaze火焰inWyoming'sMedicineBowNationalForest.StormspassedclosetotheWyomingfirebutmostlybroughtwindsthatfannedtheflames.Rainandhailfelllaterbutdidn'tmakeabigdifferencesaidfirespokeswomanBethHermanson.KyleFredinworkingfortheNationalWeatherServiceinDenversaidthebeginningofJuneisthepeaktimeforsuchsevereweatherinColorado.Mostofthestatehasbeenexperiencingmoderate-to-extremedroughtconditions.60.WhatdoestheunderlinedwordspawninParagraph2mean.A.CauseB.InvolveC.TolerateD.Reject61.Fromthetextwecanlearnthewildfireabout20milesnorthwestofWheatland____.A.hasbeenburningforawholeweekB.wasstartedbysomeoneonpurposeC.diedoutimmediatelytheraincameD.wasveryhardforfirefighterstocontrol62.Theweatherhurteffortstocontrola6000-acreblazebecause____.A.stormsdidn'tpassclosetotheWyomingfireB.heavywindsstoppedfirefightersfromworkingC.rainandhailstoppedfirefightersfromworkingD.theflamesbecameworseafterthestormsbroughtwinds63.AccordingtowhatKyleFredinsaidwecaninferthat_____.A.ColoradohasneverexperiencedsuchsevereweatherbeforeB.it'snotstrangethatastormhitColoradoatthebeginningofJuneC.moderate-to-extremedroughtconditionsoftenleadtothunderstormsD.Coloradowillbefrequentlyhitbysevereweatherinthefollowingmonths
We'renearingthepeakofthe11-yearsolarcyclesodouble-checkyourGPSandwatchwhereyou'regoing.OnThursdaythesunsuddenlygaveoffamassivesolarflarE.Solarflarescandisrupt使中断radiocommunicationsincludingdevicesthatuseGlobalPositioningSystemtechnologysuchascellphonesairplanesandcarnavigation导航systems.Soifyou'rerelyingonyourGPSfordrivingdirectionstofindyourlocationonyourphone'smappingtoolorforanyotherpurposehaveabackupnavigationsystemhandysuchasaprintedmap.Evenmoreimportantlypaycloseattentiontowhereyouareandwhereyou'regoing.Don'trelysolelyonyourGPStogiveyoudirections.In2006researchfromCornellUniversityprovedthatsolarflarescancauseGPSdevicestolosesignal.Thiscancausethesedevicestotemporarilymisrepresentyourlocationorotherwisemalfunction.Ifyou'redrivingtothebeachusingyourcar’snavigationsystemyou'llbeOK.Ifyou'reonacommercialairplaneinzerovisibilityweathermaybenotsaidtheresearchersandtheywarnedthatafter2011therewouldprobablybelotsofGPSdisruptions.Inadditionsolarflarescandisruptpowersystems.ThisweekNationalGeographicreported:UndertherightconditionssolarstormscancreateextraelectricalcurrentsinEarth'smagnetosphere--theregionaroundtheplanetcontrolledbyourmagnetic磁的fielD.Theelectricalpowergrid电网isparticularlylikelytobeaffectedbytheseextracurrentswhichcangointohigh-voltagetransmissionlinescausingtransformerstooverheatandpossiblyburnout.Acrossthenationelectricservicesandgridoperatorsarepreparingtorespondtosuchproblems.Anumberofsuchblastsareexpectedoverthenextthreetofiveyears--andthebiggestflaresareyettocomE.Thisweek'sflareregisteredM9.3aboutthehighestlevelinthemediumcategory.LargerflaresthatfallintotheXcategorycancauseglobalradioblackoutsbutlargeM-classflaresalsocancauseradiodisruptions.Thisisoneofaseriesofrecentchainreactionsofseverespaceweatherasthesolarcycleapproachessolarmaximumin2013.OthermajorflarescameinFebruaryandJuneandmoremayfollow.Remembertokeepthoseprintedmapshandy.72.________canhelpyoubetterifmassivesolarflaresbreakout.A.Thephone’smappingtool.B.GlobalPositioningSystem.C.Carnavigationsystems.D.TheprintedmapathanD.73.Theunderlinedwordmalfunctionrefersto________.A.operatesmoothly.B.failtorunproperlyC.crashasdirectedD.manageappropriately74.Howmanymajorflareshavebrokenoutaccordingtothepassage?A.OnceB.TwiceC.ThreetimesD.Fourtimes75.Whichwillprobablybethemostsuitabletitle?A.RecentsolarflaremaydisruptyourGPSB.2013thesolarcycleapproachesmaximumC.CornellUniversity’sresearchonthesolarflareD.NeverrelyonyourGPSfordirectionsanylonger
NewtechnologylinkstheworldasneverbeforE.Ourplanethasshrunk.It’snowaglobalvillagewherecountriesareonlysecondsawaybyfaxorphoneorsatellitelink.Andofcourseourabilitytobenefitfromthishigh-techcommunicationsequipmentisgreatlyenhancedbyforeignlanguageskills.DeeplyinvolvedwiththisnewtechnologyisabreedofmodernbusinesspeoplewhohaveagrowingrespectfortheeconomicvalueofdoingbusinessabroaD.Inmodernmarketssuccessoverseasoftenhelpssupportdomesticbusinessefforts.Overseasassignmentsarebecomingincreasinglyimportanttoadvancementwithinexecutiveranks.TheexecutivestationedinanothercountrynolongerneedfearbeingoutofsightandoutofminD.Heorshecanbesurethattheoverseaseffortiscentraltothecompany’splanforsuccessandthatpromotionsoftenfolloworaccompanyanassignmentabroaD.IfanemployeecansucceedinadifficultassignmentoverseassuperiorswillhavegreaterconfidenceinhisorherabilitytocopebackintheUnitedStateswherecross-culturalconsiderationsandforeignlanguageissuesarebecomingmoreandmoreprevalent普遍的.ThankstoavarietyofrelativelyinexpensivecommunicationsdeviceswithbusinessapplicationsevensmallbusinessesintheUnitedStatesareabletogetintointernationalmarkets.Englishisstilltheinternationallanguageofbusiness.Butthereisanever-growingneedforpeoplewhocanspeakanotherlanguagE.A.secondlanguageisn’tgenerallyrequiredtogetajobinbusinessbuthavinglanguageskillsgivesacandidatetheedgewhenotherqualificationsappeartobeequal.Theemployeepostedabroadwhospeaksthecountry’sprincipallanguagehasanopportunitytofast-forwardcertainnegotiationsandcanhavetheculturalinsighttoknowwhenitisbettertomovemoreslowly.Theemployeeatthehomeofficewhocancommunicatewellwithforeignclientsoverthetelephoneorbyfaxmachineisanobviousassettothefirm.72.Withtheincreaseduseofhigh-techcommunicationsequipmentbusinesspeople________.A.havetogetfamiliarwithmoderntechnologyB.aregainingmoreeconomicbenefitsfromdomesticoperationsC.areattachingmoreimportancetotheiroverseasbusinessD.areeagertoworkoverseas73.InthispassageoutofsightandoutofmindLines2-3ParA.3probablymeans________.A.beingunabletothinkproperlyforlackofinsightB.beingtotallyoutoftouchwithbusinessathomeC.missingopportunitiesforpromotionwhenabroadD.leavingallcareandworrybehind74.Accordingtothepassagewhatisanimportantconsiderationofinternationalcorporationsinemployingpeopletoday?A.Connectionswithbusinessesoverseas.B.Abilitytospeaktheclient’slanguagE.C.Technicalknow-how.D.BusinessexperiencE.75.Theadvantageofemployeeshavingforeignlanguageskillsisthattheycan________.A.bettercontrolthewholenegotiationprocessB.easilyfindnewapproachestomeetmarketneedsC.fast-forwardtheirproposalstoheadquartersD.easilymakefriendswithbusinesspeopleabroad
Dolphins海豚arenotfishbutwarm-bloodedanimals.TheyliveingroupsandspeaktoeachotherintheirownlanguagE.Inthistheyarelikeotheranimalssuchasbeesandbirds.Butdolphinsareverydifferentfromalmostalllandanimals.Theirbrainisnearlythesamesizeasourownandtheylivealongtime―atleasttwentyorthirtyyears.LikesomeanimalsdolphinsusesoundtohelpthemfindtheirwayarounD.TheyalsomakethesesoundstotalktoeachotherandtohelpthemfindfooD.Wenowknowtheydonotusetheirearstoreceivethesesoundsbutthelowerpartofthemouthcalledthejaw.StrangelydolphinsseemtolikemanandforthousandsofyearstherehavebeenstoriesaboutthedolphinanditsfriendshipwithpeoplE.Thereisastoryaboutsailorsinthe19thcentury.InadangerouspartoftheseaoffthecoastofNewZealandtheylearnttolookforadolphincalledJack.From1871to1903Jackmeteveryboatintheareaandshowedittheway.Thenin1903apassengeronaboatcalledThePenguinshotandwoundedJack.Herecoveredandfornineyearsmorecontinuedtoguideallshipsthroughthearea－exceptforThePenguin.Todaysomepeoplecontinuetokilldolphinsbutmanycountriesoftheworldnowprotectthemandintheseplacesitisagainstthelawtokillthem.65.Dolphinsaredifferentfrommanyotheranimalsinthatthey_____.A.liveingroupsB.havelargebrainsC.arewarm-bloodedD.havetheirownlanguage66.Whichofthefollowingdoesthedolphinusetohelpitfinditswayaround?A.ItsnosE.B.Itsears.C.Itsmouth.D.Itseyes.67.WhydidthesailorsoffthecoastofNewZealandlookforJack?A.HewaslonelyandlikedtobewithpeoplE.B.Theyenjoyedplayingwithhim.C.HewasseriouslywoundeD.D.Theywantedhishelp.68.BytellingthestoryofJackthewriterwantedtoshowthat_____.A.dolphinsarefriendlyandcleverB.peoplearecrueltoanimalsC.JackisdifferentfromotherdolphinsD.dolphinsshouldbeprotectedbylaw
Wavesarebeautifultolookatbuttheycandestroyshipsatseaaswellashousesandbuildingsneartheshore.Whatcauseswaves?Mostwavesarecausedbywindsblowingoverthesurfaceofthewater.Thesunheatstheearthcausingtheairtoriseandthewindstoblow.Thewindsblowacrosstheseapushinglittlewavesintobiggerandbiggerones.Thesizeofawavedependsonhowstrongthewindishowlongitblowsandhowlargethebodyofwateris.Inasmallbaybigwaveswillneverbuildupbutatseathewindcanbuildupgiantpowerfulwaves.A.rulesaysthattheheightofawaveinmeterswillusuallybenomorethanone－tenthofthewind’sspeedinkilometers.Inotherwordswhenthewindisblowingat120kilometersperhourmostwaveswillbeabouttwelvemetersofcourseandsomewavesmaycombinetoformgiantwavesthataremuchhigher.In1933theUnitedStatesNavyreportedthelargestmeasuredwaveinhistory.ItroseinthePacificOceantoaheightofthirty-fourmeters.1.Thewavescanbuildup.A.atseaB.inasmallbayC.inalakeD.onariver2.Whenthewindisblowingat80kilometersperhourtheheightofmostwaveswillbe_______A.aboutonemeterB.abouteightmetersC.abouteightymetersD.abouttenmeters3.Whatwouldbethebesttitleforthetext?A.BeautifulWavesB.WavesinthePacificOceanC.WhatCausesWavesD.TheLargestWavesinHistory
LocatedintheforestsnearthevillageofHaradsinnorthernSwedentheTreehotelopeneditsdoorsinthesummerof2010andofferssixguestrooms.OwnersBrittaandKentLindvallinviteddesignersandarchitectstocreateaseriesofuniquetreehousesthatreflectthegrowingpopularityofecologically-themedholidays.There’stheMirrorcubea4×4×4meteraluminumboxinmirroredglass.AccessedviaafootbridgetheCabinissuspendedfromthesurroundingpinesonasteepbankaffordingviewsoftheLuleaRiver.BoththeseroomssleeptwopeoplewhiletheNestcoveredinbranchestheBlueConewhichisactuallypaintedredandtheUFOaspaceshipskeweredbypinesallhaveenoughroomtosleepafamilyoffour.TheTreehotelwasbuiltaftertheysawa2008Swedishdocumentary纪录片calledTradalskarenThetreeloverthattellsthestoryofthreemenwhobuildatreehouseinanattempttorediscovertheirruralrootsafteryearsoflivinginacity.TheLindvallswhoalreadyownedandrananearbyguesthousesawthechancetocreateadifferentkindofholidayexperiencE.WhenthefilmwasoverinterestintheoriginaltreehousegrewsowedecidedtobuildourownclosertoourplacE.KentLindvallsaidTheplanfornextyearisfivenewrooms.WealsoplantobuildachapelsopeoplecangetmarrieduptherE.OpenallyearroundtheTreehotelmightattractonlythehardiestofsoulsduringthewinnerastemperaturestypicallydiptoaroundminus15degreesCelsius.ButbravetravelerswillberewardedwithstunningsnowylandscapesaswellasaTreeSaunaandunder-floorheatingineveryroomdeliveredbyrenewableenergy.67.BrittaandKentLindvallopenedtheTreehotelto__________.A.drawattentiontoprotectingforestsB.meetthetourists’demandforgettingclosetonatureC.introduceexcellentideasofdesignersD.Promoteapeacefullifestyleforcitizens68.Whichofthefollowingroomssuitsacouplemost?A.TheNest.B.TheUFO.C.TheCabin.D.TheBlueConE.69.WhatcanwelearnaboutTradalskaren?A.ItisaboutBrittaandKentLindvall’slifeexperiencE.B.Itintroducesthehistoryofbuildingtreehouses.C.IttellsaboutanexperienceofreturningtonaturE.D.ItaimstoattractholidaymakerstotheTreehotel.70.Theunderlinedwordchapelmayrefertoasmall________.A.supermarketB.churchC.clothesshopD.Doubleroom
ThePepperedMothakindofinsect昆虫isfoundinEnglanD.Itislightbrownincolourandlikestosettle栖息ontreeswhicharealsolightbrown.Thismakesthemothdifficulttobeseenandit’slesspossibleforthebirdstonoticeandeatit.Butwiththedevelopmentofindustry工业smokefromfactoriesbegantoreachthetreeswherethemothsettleD.Itmadethetreesblacker.Thensomethingverystrangetookplace:inindustrialareasthePepperedMothbegantochangecolour.Itbecamedarkeraswell.Thoughthechangetookseveralyearssomescientistssoonnoticethatnewly-bornmothswerealittledarkerthanusual.AscientistnamedKettlewelldecidedtomakeacarefulstudyofthisphenomenon现象.Hemarked标识someofthelightmothsandsomeofthedarkeronesandsetthemfreeinthewoodsnearBerminghamanindustrialcity.Laterherecaptured重新捕获asmanyasthemarkedmothsaspossiblE.Theresultswereasfollows.lightmothsdarkermothsMothssetfree201601mothsrecaptured3416%20634%Kettlewell'sresearch研究wasdoneintheearly1950s.SoonafterwardsBritainintroducednewlawstoreducesmokeandfactorypollution.Thenumberofthelightmothswouldbeontheriseonlyiftheairbecamecleaneragain.73.ThePepperedMothbegantochangeitscolourinindustrialareasbecause.A.itwouldlookmorebeautifulB.itcouldbelikethecolourofitsliving-placeC.ithadtokeepthebalanceofnatureD.itwasusuallydarkbrown74.FromtheresultsofKettlewell'sresearchwecanseethat.A.manymoreofthelightmothswerekilledoreatenB.morethanone-fifthofthelightmothswerenotkilledC.MorethanhalfofthedarkmothswerekeptsafeD.moredarkmothswerekilledinindustrialareas75.Astheairbecamecleaner.A.thenumberofthelightmothsbecamelargerB.thetotalnumberofthelightmothsremainedunchangedC.thereweremoreofthedarkermothsandfewerofthelightonesD.thedarkermothschangedintothelightonessuddenly
ThetimeofyearababyisborncanshapewhatprofessiontheywillembarkoninlaterlifeanewstudyhassuggesteD.BeingborninacertainmonthappearstoindicatethepossibilityofwhatjobapersonwillendupwiththestudybytheOfficeforNationalStatisticsfounD.ResearchershaveuncoveredthatthemonthinwhichbabiesareborncouldalsoaffecteverythingfromintelligencetolengthoflifE.A.childborninDecemberismorelikelytobecomeadentistwhilesomeonewhosebirthdayfallsinJanuarywilltendtoadebtcollectortheyfounD.A.FebruarybirthappearstoincreasethechancesofbeinganartistwhileMarchbabiesappeartogoontobecomepilots.MeanwhileAprilandMayaresaidtohaveafairlyevenspreadofprofessionsbirthsinthesummermonthsmeanamuchlowerchanceofbecomingahigh-earningfootballplayerdoctorordentist.Thestudywasgainedbyresearcherswhoanalyzedthebirthmonthsofpeoplein19separateoccupationsusinginformationfromthelastcensus人口普查theDailyMailreporteD.Althoughthesetrendsmaybedifficulttoexplainrelationsbetweenbirthmonthsandspecifichealthproblemshaveascientificbasis.SpringbabiesareatgreaterriskofillnessesincludingschizophreniaAlzheimer’sdiseaseasthmaandautism.Theymayalsobelesscleverthanclassmatesborninotherpartsoftheyear.http://www.ebigear.com/news-115-76605.html63.Whatdoestheunderlinedphraseembarkonreferto?A.landonB.keepintouchwithC.beengagedinD.breakfrom64.AccordingtotheresearchersachildborninMarchislikelytobecome_______.A.adebtcollectorB.apilotC.adentistD.anartist65.Wecanlearnfromthetextthat______.A.themonthbabiesareborncouldonlyaffecthisintelligenceandlengthoflifeB.PeopleborninthesummermonthsaremorelikelytogethighlypaidC.SpringbabiesmayhavethebiggerchancetogetillD.thechoiceofprofessionforAprilandMayisverynarrow66.Whatcanbeincludedfromthepassage?A.ThereexistconnectionsbetweenbirthdateandoccupationsB.ThefatehasbeenalreadydecidedwhenpeoplearebornC.PeopleborninAutumnwouldbemoresuccessfulthanthoseborninSpringD.Thetimeofyearoneisborndecideswhichspecifichealthproblemsonehas
Welcometoyourfuturelife!Yougetupinthemorningandlookintothemirror.Yourfaceisfirmandyoung-looking.In2035medicaltechnologyisbetterthanever.Manypeopleyouragecouldlivetobe150soat40you’renotoldatall.Andyourparentsjusthadananti-aging抗衰老的treatment.Nowallthreeofyoulookthesameage!YousaytoyourshirtTurnreD.ItchangesfrombluetoreD.In2035smartclothescontainparticles粒子muchsmallerthanthecellsinyourbody.Theparticlescanbeprogrammedtochangeclothes’colororpattern.Youwalkintothekitchen.YoupickupthemilkbutavoicesaysYoushouldn’tdrinkthat!Yourfridgehasreadthechip芯片thatcontainsinformationaboutthemilkanditknowsthemilkisold.In2035everyarticleoffoodinthegrocerystorehassuchachip.It’stimetogotowork.In2035carsdrivethemselves.Justtellyoursmartcarwheretogo.OnthewayyoucancallafriendusingyourjacketsleevE.Suchsmarttechnologyisallaroundyou.Sowillallthesethingscometrue?FornewtechnologytosucceedsaysscientistAndrewZolliithastobesomuchbetterthatitreplaceswhatwehavealready.TheInternetisoneexample—whatwillbethenext?63.Wecanlearnfromthetextthatinthefuture__________.A.clotheswillbeabletochangetheirpatternB.everyonewilllookthesameC.redwillbethemostpopularcolorD.peoplewillnevergetold64.WhatcanbeinferredfromParagraph4?A.Milkwillbeharmfultohealth.B.MoredrinkswillbeavailableforsalE.C.Milkinthegrocerystorewillstayfreshmuchlonger.D.Foodinthegrocerystorewillcarryelectronicinformation.65.Whichofthefollowingismentionedinthetext?A.NothingcanreplacetheInternet.B.FridgeswillknowwhatpeopleneeD.C.Carswillbeabletodriveautomatically.D.JackedsleevescanbeusedasaguidE.66.Whatisthetextmainlyabout?A.FuturetechnologyineverydaylifE.B.Foodandclothingin2035.C.MedicaltreatmentsofthefuturE.D.Thereasonforthesuccessofnewtechnology.
AstudypublishedinSeptembersuggeststhereisasurprisingwaytogetpeopletoavoidunhealthyfoods:changetheirmemories.ScientistElizabethLoftusoftheUniversityofCaliforniaatIrvineaskedvolunteerstoanswersomequestionsontheirpersonalitiesandfendexperiences.OneweeklaterLoftussaysWetoldthosepeoplewe’dfedtheiranswersintooursmartcomputeranditcameupwithanaccountoftheirearlychildhoodexperiences.Someaccountsincludedonekeyadditionaldetail:Yougotsickaftereatingstrawberryice-cream.Theresearchersthenchangedthisdetailintoamanufactured人造的memorythroughleadingquestions—Whowereyouwith?Howdidyoufeel?Bytheendofthestudyupto41%ofthosegivenafalsememorybelievedstrawberryice-creamoncemadethemsickandmanysaidthey’davoideatingit.WhenLoftuspublishedherfindingsshestartedgettingcallsfrompeoplebegginghertomakethemrememberhatingchocolateorFrenchfries.Unfortunatelyit’snotthateasy.Falsememoriesappeartoworkonlyforfoodsyoudon’teatonaregularbasis.Butmostimportantitislikelythatfalsememoriescanbeimplanted灌输onlyinpeoplewhoareunawareofthementalcontrol.Andlyingtoapatientisimmoralevenifadoctorbelievesit’sforthepatient’sbenefit.Loftussaysthere’snothingtostopparentsfromtryingitwiththeiroverweightchildren.Isaywakeup—parentshavebeenlyingaboutFatherChristmasforyearsandnobodyseemstominD.Iftheycanpreventdiseasescausedbyfatnessandalltheotherproblemsthatcomewiththatyoumightthinkthat’samoremoralliE.Decidethatforyourself.64.WhydidLoftusaskthevolunteerstoanswersomequestions?A.Toimprovehercomputerprogram.B.TofindouttheirattitudestowardsfooD.C.Tofindoutdetailsshecanmakeuseof.D.Topredictwhatfoodthey’lllikeinthefuturE.65.WhatdidLoftusfindoutfromherresearch?A.Peoplebelievewhatthecomputertellsthem.B.PeoplecanbeledtobelieveinsomethingfalsE.C.Peopletendtoforgettheirchildhoodexperiences.D.Peoplearenotalwaysawareoftheirpersonalities.66.AccordingtothestudypeoplemaystophavingacertainfoodiftheyA.learnitisharmfulforhealthB.lietothemselvesthattheydon’twantitC.arewillingtoletdoctorscontroltheirmindsD.thinktheyoncehadabadexperienceofeatingit.67.Whatisthebiggestconcernwiththemethod?A.Whetheritismoral.B.Whoitisbestfor.C.WhenitiseffectivE.D.HowitshouldbeuseD.
WehaveallheardofthesmartphoneandmostofuswillhaveonE.NotfarbehindthesmarthomE.InthelatestissueofJournalScienceWashingtonStateUniversity'sDianeCooksaysitwon'tbelongbeforeourhomesactasintelligentagentstopredictourneedsanddealwithtasksthatimproveourhealthenergyefficiencyevensocialmediA.ManyhomesarealreadyhalfwaytherewithcomputershelpingwarmfoodrecordTVshowsandturnoncoffeemakers.Whatwe'retryingtodoisgetthehometothinkaboutwhatyouneedasawholeandusedifferentpartstodotherightthings.shesays.Cookhasbeenworkingonsuchsmarthomessince2006.SometesthomesalreadyshowthatthetechnologycanhelpmonitortheelderlypeopleandremindthemtocompleteordinaryactivitieslikerisingeatingandtakingmedicinE.SimilarlythehomecanitselfcontrolenergyusE.Smarthometechnologiescanrunwashing-machinesatoff-peaktimesturnoffunneededappliances家用电器andputoutlightsinemptyrooms.ManycommunitiesnowaretestingtheconceptofthesmarthomE.Whilethesmartphoneletspeopletaketheirsocialmediawiththemthehomecouldactlikeacar'sBluetoothmakinghands-freeconversationfromanyroomareality.Cameraswillletthepeopletalkfacetofacefromanywhere.Althoughthetechnologyisavailabletechnologieslikein-homecamerasraiseprivacyconcerns.ThetechnologieslikemanyothersfaceachallengeofbeingacceptedandadoptedsaysCook.Shehasseenthatinparticularwiththeelderlyparticipantsinherstudies.Peoplewillsoonunderstandwhatthesetechnologiesdoandseehowuser-friendlytheyarE.Ibetsometechnologieswilldevelopfastoncethey'restartingtobeuseD.71.AccordingtothepassageallofthefollowingstatementsaboutthesmarthometechnologyareTRUEexceptthat.A.itisacompletelynewconceptB.sometestsarebeingcarriedoutC.ithelpspeopledohouseworkD.itwillsoonbecomeareality72.AccordingtoCookthesmarthometechnologycanbenefit_______.A.theteachersmonitoringtheirstudentsB.thehousewiveswithbabiestoattendC.thenursesinthehospitalnearbyD.theseniorpeoplewhoneedtakingcareof73.AccordingtoParagraph4thesmarthometechnologyhelpspeople_______.A.makemoremoneyB.usenewenergyformsC.improvetheenergyefficiencyD.developgoodhabits74.Oneoftheobstaclesthatpreventthesmarthometechnologyfrombeingacceptedis____A.theconcernaboutpeople'sprivacyB.theconcernaboutthecostfromitC.theconcernaboutthelossoftraditionD.theconcernaboutelderlypeople75.HowdoesCookthinkofthesmarthometechnology?A.usefulbutmuchtoocostly.B.challengingbutpromising.C.convenientandaffordablE.D.user-friendlyandpractical.
Asweknowtheearth’sclimatehaschangedovertimE.Thepresentrateofclimatechangedependsinlargepartonhumanactivities.Todaypeopleallovertheworldaremakingeverydaychoicesthathelptheenvironment.SmallactionsmatterandtheyallmakeadifferencE.Inotherwordsclimatechangeisyourbusiness.AwomaninNicaraguabuysfluorescent荧光的lightbulbsthatare80percentmoreenergy-savingthantraditionalones.Manygovernmentsarenowsubsidizingenergy-savinglightstoencouragepeopletoturntothem.Consumersarediscoveringthatthenew-generationbulbshelpthemsavemoneyinthelongrun.Agricultureaccountsforabout14percentofglobalgreenhousegasemissions排放andtransportingthefoodaroundaddstotheenvironmentalcost.ThereisateamofyoungvegetablegrowersintheUnitedKingdomwhowanttoencouragekidstostartplantingtheirownfruitandvegetables.AyounglawyerwearingbusinessclothesridesherbicycletoworkinalargeU.S.city.She’sbeenbikingtoworkeverydayforthepasttwoyearsandsaysit’saloteasierthanmanypeoplethink.A.recentstudyfoundthatmoreAmericansbikeorwalktoworktodaythanbeforE.AuniversitystudentfromsoutheasternChinacarriesareusableshoppingbagtocutbackondisposable一次性的plastics.Somelargeshopkeepershaveremovedpaperandplasticbagsandconsumersareresponding.InCanberraAustraliasummersarehotandwinterscolD.TosaveelectricityAdamWilsoninCanberrausesanenergy-savingheatingsystemandhekeepsthetemperaturelowerthanhedidinyearspast.Hestillmakesitthroughthesummerwithoutairconditioning.60.Thepassagemainlytellsusthat.A.humanistodestroytheenvironmentB.theglobalwarmingisgettingworseC.savingenergyisofgreatnecessityD.climatechangeisconcernedwitheveryone61.Theunderlinedwordsubsidizeinthesecondparagraphprobablymeans.A.chargeB.produceC.searchforD.giveallowance62.Whichofthefollowingistrue?A.ManypeopleinNicaraguagotoworkonfootorbybikE.B.UniversitystudentsfromChinaalwayscarrydisposableshoppingbags.C.Agricultureshouldberesponsibleforpartoftheglobalgasemissions.D.Thegovernmentsdon’texpectconsumerstousethenew-generationbulbs.63.Whatisthelastparagraghmainlyabout?A.Thetemperaturevarieswiththeseason.B.Theenergy-savingheatingsystemcanadjustthetemperaturE.C.Anenergy-savingheatingsystemwillcomeintousE.D.AdamWilsonisskilledininventingtheenergy-savingequipment.
Wavesarebeautifultolookatbuttheycandestroyshipsatseaaswellashousesandbuildingsneartheshore.Whatcauseswaves?Mostwavesarecausedbywindsblowingoverthesurfaceofthewater.Thesunheatstheearthcausingtheairtoriseandthewindstoblow.Thewindsblowacrosstheseapushinglittlewavesintobiggerandbiggerones.Thesizeofawavedependsonhowstrongthewindishowlongitblowsandhowlargethebodyofwateris.Inasmallbaybigwaveswillneverbuildupbutatseathewindcanbuildupgiantpowerfulwaves.A.rulesaysthattheheightofawaveinmeterswillusuallybenomorethanone－tenthofthewind’sspeedinkilometers.Inotherwordswhenthewindisblowingat120kilometersperhourmostwaveswillbeabouttwelvemetersofcourseandsomewavesmaycombinetoformgiantwavesthataremuchhigher.In1933theUnitedStatesNavyreportedthelargestmeasuredwaveinhistory.ItroseinthePacificOceantoaheightofthirty-fourmeters.1.Thewavescanbuildup.A.atseaB.inasmallbayC.inalakeD.onariver2.Whenthewindisblowingat80kilometersperhourtheheightofmostwaveswillbe_______A.aboutonemeterB.abouteightmetersC.abouteightymetersD.abouttenmeters3.Whatwouldbethebesttitleforthetext?A.BeautifulWavesB.WavesinthePacificOceanC.WhatCausesWavesD.TheLargestWavesinHistory
Forthosewhohavelonelynightsandhavetroublefallingasleepheisprovingtheidealpartner.Thisisamanwhodoesnotsnore打鼾inbeD.Andheishappytowrapacomfortingarmaroundhisdearestuntilmorningarrives.Hedoesexist.Heisthebody-shapedpillowthelatestsleepingaidfromJapan.Thispillowcomeswithoutaheadandisfilledwithfoam.It’smadebyKameoandhasabodyandaflexiblearmthatcanbecurledarounditsowner.About1000ofthepillowshavebeensoldsincetheywentonsaleinJapanlastyearandmanybuyerssaytheyarepleasedwiththeirsleepingcompanion.ThispillowmakesmefeelrelaxedbecauseIcanholdthearmandfeelsomethingwarmatmysidesaid34-year-oldradioDJJunkoSuzuki.ButaccordingtoKameothepillowismorethanjustanemotionalhelpforthosetiredofspendingthenightalonE.Anditisshapedthefirmsaystosupportitspartneronbothsidestoensureanightofgoodsleep.Theideaistocurlupinbetweenthebodyandtheflexiblearm.Theheadjustrestsonthepillow’sarmmuscles.MygrandmotherusedtosaythatthereisnomorecomfortablepillowthananotherpersonsaidthefirmpresidentTomokiKakehashi.SoIthoughtthatmaybepeoplewouldwanttosleeponapillowshapedlikeanarm.ThepillowsonsaleonlyinJapanforthemomentcost8500yenaroundUS$80eachandcomewithshirt-orshirt-shapedpillowcoversinbluepinkorgreen.68.Whichofthefollowingstatementsisn’tmentionedinthetext?A.Manybuyersaresatisfiedwiththebody-shapedpillow.B.ThepillowsaresoldonlyinJapanatpresent.C.TheinventordecidedtodevelopnewmarketintheUS.D.Theideaofbody-shapedpillowisfromwhatanoldladysaiD.69.Theunderlinedwordinparagraph3and6Kameomaybethenameof_____.A.amanagerB.thefirmC.abuyerD.anotherradioDJ70.Thepurposeofthepassageseems_____.A.tointroducethelatestsleepingaidthebody-shapedpillowB.toadvisepeopletousethebody-shapedpillowC.totellhowthebody-shapedpillowisinventedD.totellhowthebody-shapedpillowworks
Theymaybejustpassingyourofficecomputerbagslung悬挂overoneshoulder.Ortheymaybesittinginacaroutsideitcausallytappingawayatalaptop.Theylooklikeinnocentpassers-by.Infacttheyarestealingyourcorporatesecrets.Drive-byhackingisthetrendytermgiventothepracticeofbreakingintowirelesscomputernetworksfromoutsidethebuildingsthathousethem.A.recentstudyintheUKsponsoredbyRSADataSecurityfoundthattwo-thirdsoforganizationswithwirelessnetworkswereriskingtheirdatainthisway.Securityexpertspatrolled巡逻severalstreetsintheCityofLondonseekingevidenceofwirelessnetworksinoperation.Of124thattheyidentified83weresendingdatawithoutencrypting加密them.Suchdatacouldreadilybepickedupbyapasser-byarmedonlywithaportablecomputerawirelessmodemandafewpiecesofsoftwarethatcanbefreelydownloadedfromtheInternet.Thedatacouldincludesensitivecompanydocumentscontainingvaluableinformation.Ortheycouldbee-mailidentitiesandpasswordsthatcouldbeusedbyhackerstologintocorporatenetworksasiftheywerelegalusers.MostcompaniesusingwirelessnetworkingtechnologydonottakeeventhesimplestofmeasurestoprotecttheirdatA.Nearlyallwirelessnetworktechnologycomeswithsomebasicsecurityfeaturesthatneedonlytobeactivated激活inordertogiveaminimumlevelofsecurityforexamplebyencryptingthedatabeingpassedoverthenetwork.RaymonKruckbusinessdevelopmentmanageratCheckPointSoftwareasecuritytechnologyspecialistbelievesthiscouldbepartlyapsychologicalproblem.Peopleseethesolidwallsoftheirbuildingassafeguardsandforgetthatwirelessnetworkscanextendupto200metersbeyondphysicalwalls.Companieswithoutanysecurityatallontheirwirelessnetworksmakeitridiculouslyeasyforhackerstobreakin.SwitchingonthesecuritythatcomeswiththenetworktechnologyshouldbeautomatiC.ThenthereareotherbasicstepsacompanycantakesaysMr.Krucksuchaschangingthepasswordsonthenetworkfromthedefault默认setting.CompaniescanalsoinstallfirewallswhichformabarrierbetweentheinternalnetworkandthepublicInternet.Theyshouldalsochecktheircomputerrecordsregularlytospotanyabnormalactivitywhichmightbetraythepresenceofahacker.71.AccordingtothestudysponsoredbyRSADataSecuritytwothirdsofthesubjects_______.A.hadmostoftheircompanydatastolenB.dependedonwirelesscomputernetworksC.wereexposedtodrive-byhackingD.wereunawareoftheriskofwirelesshacking72.WhichofthefollowingisNOTconsideredinthestudy?A.Thenumberofcomputerhackingincidents.B.ThenumberofwirelesscomputernetworksidentifieD.C.ThewayinwhichdataaresentandreceiveD.D.Thewayinwhichdataarehackedandstolen.73.Mostwirelessnetworktechnologyhas_________.A.dataencryptionprogramB.passwordsecurityprogramsC.illegal-userdetectionD.firewall74.RaymondKruckmostprobablyagreesthatwirelessnetworksecurityinvolves________.A.wirelesssignaladministrationB.changesinuser’sawarenessC.users’psychologicalhealthD.strongerphysicalwalls75.Thepassageismostlikelytobeseenina__________A.bookreviewB.sciencefictionC.textbookD.computermagazine
Everyonehasgottwopersonalities—theonethatisshowntotheworldandtheotherthatissecretandreal.Youdon'tshowyoursecretpersonalitywhenyou'reawakebecauseyoucancontrolyourbehaviourbutwhenyou'reasleepyoursleepingpositionshowstherealyou.Inanormalnightofcoursepeoplefrequentlychangetheirposition.Theimportantpositionistheonethatyougotosleepin.Ifyougotosleeponyourbackyou'reaveryopenperson.Younormallytrustpeopleandyouareeasilyinfluencedbyfashionornewideas.Youdon'tliketoupsetpeoplesoyouneverexpressyourrealfeelings.You'requiteshyandyouaren'tveryconfident.Ifyousleeponyourstomachyouarearathersecretive不坦率的person.Youworryalotandyou'realwayseasilyupset.You'reverystubborn顽固的butyouaren'tveryambitious.Youusuallylivefortodaynotfortomorrow.ThismeansthatyouenjoyhavingagoodtimE.Ifyousleepcurledup卷曲youareprobablyaverynervousperson.Youhavealowopinionofyourselfandsoyou'reoftendefensivE.You'reshyandyoudon'tnormallylikemeetingpeoplE.Youprefertobeonyourown.You'reeasilyhurt.Ifyousleeponyoursideyouhaveusuallygotawell-balancedpersonality.Youknowyourstrengthsandweaknesses.You'reusuallycareful.Youhaveaconfidentpersonality.Yousometimesfeelanxiousbutyoudon'toftengetdepresseD.YoualwayssaywhatyouthinkevenifitannoyspeoplE.61.Accordingtothewriteryounaturallyshowyoursecretandrealpersonality_______.A.onlyinanormalnightB.onlywhenyouaresleepingC.onlywhenyourefusetoshowyourselftotheworldD.onlywhenyouchangesleepingposition62.WhichisNOTmentionedinthesecondparagraphaboutaperson'spersonalityA.Heorsheisalwaysopenwithothers.B.Heorshealwayslikesnewideasearlierthanothers.C.Heorsheisalwayseasilyupset.D.Heorshetendstobelieveinothers.63.PointoutwhichsentenceisusedtoshowthepersonalityofapersonwhoisusedtosleepingonhisorherstomachA.Heorsheiscarefulnottooffendothers.B.Heorshedoesn'twanttosticktohisorheropinion.C.Heorshemaynotbesuccessfulinanybusiness.D.Heorshelikestobringothershappiness.64.Maybeyoudon'twanttomakefriendswithapersonwhosleepscurledup.WhyA.Heorshewouldratherbealonethancommunicatewithyou.B.Heorsheisrarelyreadytohelpyou.C.Heorsheprefersstayingathometogoingout.D.Heorshewouldn'tliketogethelpfromyou.65.Itappearsthatthewritertendstothinkhighlyofthepersonwhosleepsononesidebecause__________.A.heorshealwaysshowssympathyforpeopleB.heorsheisconfidentbutnotstubbornC.heorshehasmorestrengthsthanweaknessesD.heorsheoftenconsidersannoyingpeople
SpaceisadangerousplacE.notonlybecauseofmeteors流星butalsobecauseofraysfromthesunandotherstars.TheAtmosphereagainactsasourprotectiveblanketonearth.Lightgetsthroughandthisisessentialforplantstomakethefoodwhichweeat.HeattoomakesourenvironmentendurablE.Variouskindsofrayscomethroughtheairfromouterspacebutenormousquantitiesofradiationfromthesunarescreenedoff.AssoonasmenleavetheatmospheretheyareexposedtothisradiationbuttheirspacesuitsorthewallsoftheirspacecraftiftheyareinsidedopreventalotofradiationdamagE.RadiationisthegreatestknowndangertoexplorersinspacE.Theunitofradiationiscalledrem.Scientistshavereasontothinkthatamancanputupwithfarmoreradiationthan0.1remwithoutbeingdamaged;thefigureof60remshasbeenagreedon.Thetroubleisthatitisextremelydifficulttobesureaboutradiationdamage-apersonmayfeelperfectlywellbutthecellsofhisorhersexorgansmaybedamagedandthiswillnotbediscovereduntilthebirthofdeformed畸形的childrenorevengrandchildren.MissionsoftheApolloflightshavehadtocrossbeltsofhighradiationandduringtheoutwardandreturnjourneystheApollocrewaccumulatedalargeamountofrems.SofarnodangerousamountsofradiationhavebeenreportedbuttheApollomissionshavebeenquiteshort.Wesimplydonotknowyethowmenaregoingtogetonwhentheyspendweeksandmonthsoutsidetheprotectionoftheatmosphereworkinginaspacelaboratory.Drugsmighthelptodecreasethedamagedonebyradiationbutnoreallyeffectiveoneshavebeenfoundsofar.1.Accordingtothefirstparagraphtheatmosphereisessentialtomaninthat______.A.itprotectshimagainsttheharmfulraysfromspaceB.itprovidessufficientlightforplantgrowthC.itsuppliestheheatnecessaryforhumansurvivalD.itscreensoffthefallingmeteors2.Itcanbeinferredfromthepassagethat________.A.theApollomissionwasverysuccessfulB.protectionfromspaceradiationisnoeasyjobC.astronautswillhavedeformedchildrenorgrandchildrenD.radiationisnotathreattowell-protectedspaceexplorers3.Thebesttitleforthispassagewouldbe________.A.TheAtmosphereandOurEnvironmentB.ResearchonRadiation.C.EffectsofSpaceRadiationD.ImportanceofProtectionAgainstRadiation
SmalldiscoveriesinIndonesiaarecausingastirinthescienceworlD.Researchershaveexcavatedtinybonesthattheybelievebelongtoanentirelynewhumanspecies.Ifthat’strueitwillchangehowwethinkaboutourancestors.CluesthatthelittlepeoplemayhavelivedlongagowerefirstissuedlastyearinthescientificjournalNaturE.Scientistssaidthattheyhadfoundthebonesofathree-foot-tallfemaleontheislandofFloresinIndonesiA.Whentheylookedmorecloselytheysawthatthenearlycompleteskeleton骨架belongedtoafull-grownadult.ResearchersnamedherHobbitafterthetinyheroesoftheLordoftheRingsbooks.Nowtheteamissayingithasexcavatedevenmorepiecesofthepuzzleincludingajawboneandpartsofarmslegsandhandsfromseveralindividualsaswellasstonetools.TheyreportedtheirfindinNaturethismonth.Thenewevidencemakesitveryclearthatthesepeopleareanewspeciesdistinctfrommodernhumans.PeterBrownascientistontheteamsaiD.TheynamedtheseancienthumansHomofloresiensis.Brownsaysthattheselittlepeoplelivedasrecentlyas12000yearsago.IfHomofloresiensiswasadifferentspeciesfrommodernhumansthatwouldmakeourfamilytreebiggerthanweknewItmeanssaysBrownthatuntilrecentlyarelativesharedtheplanetwithus.Manyscientiststhinkanewspeciesisunlikely.Somearguethatthebonesmusthavebelongedtomodernhumanswhosesmallsizewastheresultofageneticproblem.DanielE.LiebermanascientistatHarvardUniversitythinksthatthedebateoverthediscoveryishealthy.Hebelievesthatthequestionsandargumentsraisedbycriticswillhelpuslearnmoreabouttheseunusualskeletons.DisagreementisanimportantpartofthescientificprocessLiebermansaidAsfarasI’mconcernedthestory’sonlyjustbegun.68.ResearchersnametheskeletonHobbitbecause.A.itisafiguredescribedintheLordoftheRingsB.itresemblesthetinyheroesinasetofbooksC.itprovestobeafull-grownadultD.itbelongstoanancienthumanspecies69.SmalldiscoveriesinIndonesiaareimportantbecause.A.theyareissuedinthescientificjournalNatureB.theyaremadebyPeterBrownafamousscientistC.theyareaboutancestorsofmodernhumansD.theymightprovidenewevidenceforhumanstudy70.AccordingtoDanielE.Lieberman.A.Homofloresiensisdoesn’texistB.disagreementleadstofurtherresearchC.theresearchhasn’tbegunyetD.ourfamilytreeisbiggerthanweknow71.Whichofthefollowingmightbethebesttitleofthepassage?A.ComparisonBetweenDifferentPeoplesB.ArgumentsOverHumanOriginC.DiscoveryofaPossibleNewHumanSpeciesD.HistoryofIndonesianPeople
Honeybeescandothreekindsofjobs.ThehoneybeeisoneofthemostunusualinsectsintheworlD.Beesarespecialbecausetheydivideuptheirwork.Eachbeehasacertainjobtodo.Thebusiestbeeistheworker.WorkersbuildthenestcalledahivE.Insidethehiveworkersmakeahoneycombfromwax蜂蜡.TheystorehoneythereforfooD.WorkersarealwayscleaningandfixingthehivE.TheyevenstandattheopeningandfantheirwingstocoolthehivE.Workerbeeswillattackanything—evenpeople—tokeeptheirhivesafE.Anotherkindofbeeisthedrone雄蜂.Dronesaremalebeesandtheirjobistoflywiththequeenbeeandmatewithher.Afterthequeenmatestheworkerbeesdrivethedronesaway.Thedronesthenstarvetodeath.Thethirdkindofbeeisthequeen.Eachhiveneedsonlyonequeenandherjobislayingeggs.Shecanlayasmanyas2000eggsaday.64.Thebee’snestiscalleda_______.A.dronE.B.honeycomB.C.hivE.D.wax.65.Waxisusedtomakethe_______.A.nest.B.honeycomB.C.fan.D.hivE.66.Whichjobsdoworkersdo?A.Theylay2000eggseachdayandbuildanest.B.TheymatewiththequeenbeeandthenstarvE.C.Theycleanthehiveandkeepitcool.D.TheyattackthequeenbeE.67.Accordingtothestorybees_______.A.areverydangerousinsects.B.willattackanythingoranyonetoprotectthehiveifnecessary.C.arelikeanyotherinsectthatflies.D.eateachotherasfooD.
Areyoureadytodoyourbittostopglobalwarming?Doyouwanttolettheworldknowthatyoubelieveitisnotdoingnearlyenoughtofightclimatechange?OnSaturdayMarch29youwillhaveachancetocommunicateyourconcerns—totellOttawaandtheentireworldthatyouaredevotedtodoingyourpart.YoucandoitbyturningoffyourlightsduringEarthHourfrom8p.m.to9p.m.StartedlastyearbytheWorldWildlifeFundinSydneyAustraliaEarthHourthisyearisgoinginternationalwith17citiessignedupsofarincludingToronto.OthersincludeChicagoManilaTelAvivCopenhagenMelbourneandChristchurchNewZealanD.ThechallengeforusTorontonianswillbetoshowweareasdevotedtofightingglobalwarmingasSydneysiderswerelastyearwhenmorethan2.2millionofthemparticipatedandslashedthecity'spoweruseby10percentfortheplannedhour.Ofcourseonehourofdarknessisn’tgoingtostopglobalwarming.ButthethinkingbehindEarthHouristhatitgetspeoplepersonallyinvolveD.Besidesgivingpeopleachancetoregistertheirconcernsoverclimatechangethegoalistogetthemtostartchangingtheirwastefulhabits.Andweallhavethemincludingsomewearen'tevenawareof.Didyouknowforexamplethatyouarestilldrawingpowerifyouleaveyourcellphonechargerpluggedinafterchargingyourphone?Thesameistrueforotherelectronicdevicesthatyouthinkyou'veturnedoff.Ifyouwanttomakeadifferencesignuptodayathttp://www.wwf.ca/EarthHourandmakeapledge宣誓toturnoffyourlightswhenEarthHourarrivesonMarch29.Persuadeyourfriendsco-workersandyouremployeroremployeestodotheirpart.Butdon'twaitforthissymbolicgesturetoraiseawarenessthatweallhavetobepartofthesolution.Starttodaytothinkaboutchangesthatcanbemadeinyourhomeandyourworkplacethatwillcutdownonwasteandgreenhousegasemissions排放.63.Thepassagemainlycallsonpeopleof_____tojoinintheMarch29thactivity.A.SydneyB.TorontoC.theworldD.the17cities64.TheEarthHourmovementmainlyaimstogetpeopleto_______tosaveourearth.A.sensethedangerB.makeapledgeC.performtheirdutiesD.showtheirvalue65.Whichisimpliedinthepassagethatshouldnothappeninourdailylife?66.Thebesttitleforthepassageis_____.A.A.ChancetoHelpSavetheEarthB.A.ChancetoHelpPreventPollutionC.AnHourtoFightAgainstBadHabitsD.AnHourtoKeepClimateUnchanged
TragedyattheCircusInyesterday’scircus马戏团showatigersuddenlyattackeditstrainerandhadtobeshotdeaD.Asthecircuspackedupandleftcircusofficialssaidtheshowwouldgoonevenwithouttigers.Howevertheofficialscan’tsimplyturnablindeyetotheethicalproblemsleftbehinD.Evenbeforethistragedyanimalrightsactivistsprotestedagainstkeepingwildanimalsinunnaturalconditionsandforcingthemtosufferfortheprofitofcircusorganizers.Itisnowtimeforustotakeeffectivestepstomakesurethatcircusanimalsaretreatedproperly.CircusSafeforAnimalsOurcircusrecentlysufferedamosttragiceventinitshistory.WhilewearethankfulforthepityfromthepublicwearealsoastonishedbytheopinionexpressedinTragedyattheCircus.FirstourperforminganimalsarenottakenfromthewilD.Astotheethicalproblemswealwaysbelievehumansandanimalscan—andshould—livetogethernicely.Toustheperforminganimalsarerepresentativesoftheirspeciesandourcircusisoneoftheonlyplacesleftwillingtosupportthisspecialroleofperforminganimalsintheexistenceofthespecies.Thosewhoarguethatcircuslifeisharmfultoanimalsshowlittleknowledgeofthesefacts.LifeinthewildisunsafebutacontinuousstruggleforexistencE.Tooverlooktheserealitiesisthegreatestfaultagainsttheanimalkingdom.ThiscircushasproventhatanimalsarestrongerandsmarterthanwecouldimaginE.Withinthecircusisajoyfulatmosphereforbothanimalsandhumans:peopleareeducatedandspeciessaveD.51.Whatisthemainpurposeofthefirstpassage?A.Toshowpityfortheperforminganimals.B.Toexpressworriesaboutanimaltrainers'safety.C.Todealwiththedifficultsituationsofthecircus.D.Tocallforactiontoprotectcircusanimals.52.Whatwillthecircusmostprobablydo?A.Takenonoticeofthetragedy.B.Continueitsperformances.C.Usefewerwildanimals.D.Limititsprofit.53.Whatdoesthecircusthinkofitsperforminganimals?A.Theyareascleverashumanbeings.B.TheystrugglecontinuouslywithhumanbeingsforexistencE.C.Theyarehelpfulinsavingtheirspecies.D.Theyhaveequallynaturallivingconditionsaswildanimals.
Aneworalmedicationtotreatpatientsintheearlystagesofmultiplesclerosis多发性硬化hasshownconsiderablepromiseintwoclinicaltrialsresearchersannouncedonWednesday.ThemedicationisontracktobecomejustthethirdoraldrugavailabletoM.S.patientsandpotentiallythesafestandmosteffectiveexpertssaiD.ThesecondoraldrugcalledAubagiowasapprovedjustlastweek.ThenewtrialspublishedonlineinTheNewEnglandJournalofMedicinefoundthatthedrugBG-12developedbyBiogenIdecreducedrelapsingM.Srates旧病复发率inpatientsbyabout50percent.Thedrugalsoobviouslyreducedthefrequencyofnewbraindamageandslowedtheprogressionofdiseasecomparedwithaplacebo安慰剂.InthetwoclinicaltrialscalledDefineandConfirmpatientsweredividedintotwogroupsatrandomtaking240milligramsofBG-12eithertwiceorthreetimesaday.Patientsinathirdgrouptookaplacebo.Thecombinedresultsshowedthatthedrugreducedtherelapseratebyabout50percent.TakingBG-12twiceadayreducedthenumberofnewlyenlargingbraindamagesby71percentto99percent.TheDefinetrialfoundastatisticallysignificant38percentreductionintheprogressiontodisability.Themostfrequentsideeffectswereatemporaryflushing脸红andwarmfeelingandothersymptomsincludingnauseadiarrheacrampingandvomiting.Thoughbothtypesofsideeffectswerecommontheytendedtoreduceafterthefirstfewweeksofuseandweretoleratedbymostpatients.HoweverInterferonsthedrugsmostcommonlyusedinrelapsingM.S.reducerelapsesbyabout30percentandhavenotbeenshowntoslowtheprogressionofthediseaseanddisability.ThenewlyapprovedAubagioalsoreducesrelapsesbyabout30percentandithastheadvantageofbeinganoraldrug.BG-12isananti-inflammatorythatworksbyprotectingnervesagainstinjury.ThesafetytrackrecordiswellknownandappearstobeverystrongsaidDr.RobertFoxleadauthorofoneofthenewstudiesandmedicaldirectoroftheMellenCenterforMultipleSclerosisTreatment.It’sabrightdayforM.S.patientsbutthereisagraycloudinthatwestilldon’thaveanythingforthosewithprogressiveM.S.headdeD.63.WhichofthefollowingisNOTthefunctionofBG-12?A.Itcanslowtheprogressiontodisabilitysignificantly.B.ItcanreducerelapsesratesinpatientswithrelapsingM.S.C.ItcandecreasethenumberofbraindamagescausedbyM.S.D.Itcanmakepatientsexcitedandensurepatientshaveawarmfeeling.64.Whatcanyouinferfromtheunderlinedsentenceinthelastparagraph?A.BG-12canrelievethepainfromthepatientssufferingfromM.S.B.ThereishopebutstillalongwaytofindacureforprogressiveM.S.C.ScientistscannotinventmedicationforpatientswithprogressiveM.S.D.PatientsintheearlystagesofM.SwillstillsufferalotinthefuturE.65.Whichcanbethebesttitleforthetext?A.AdvantagesofBG-12B.GoodnewsforthepatientsC.ComparisonsbetweenthreedrugsD.A.neworalmedicationfortheearlyM.S.
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