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Scientists at Harvard University and Bates College find female chimpanzees (黑猩猩) appear to treat st...
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高中英语《河北省衡水中学2012届高三下学期考试试卷 试题及答案 练习题（英语）》真题及答案
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A.desertisabeautifullandofsilenceandspacE.Thesunshinesthewindblowsandtimeandspaceseemendless.Nothingissoft.Thesandandrocksarehardandmanyoftheplantsevenhavehardneedlesinsteadofleaves.Thesizeandlocation分布oftheworld’sdesertsarealwayschanging.Overmillionsofyearsasclimateschangeandmountainsrisenewdryandwetareasdevelop.Butwithinthelast100yearsdesertshavebeengrowingatafrighteningspeeD.Thisispartlybecauseofnaturalchangesbutthegreatestmakersarehumans.Humanscanmakedesertsbuthumanscanalsopreventtheirgrowth.AlgeriaMauritaniaisplantingasimilarwallaroundNouakchottthecapital.Iranputsathincoveringofpetroleum石油onsandyareasandplantstrees.Theoilkeepsthewaterandsmalltreesinthelandandmenonmotorcycles摩托车keepthesheepandgoatsaway.TheUSSRandIndiaarebuildinglongcanalstobringwatertodesertareas.40.Inthispassageneedlesrefersto_______.A.smallthinpiecesofsteel.B.longthinpiecesofbranches.C.smallpointedgrowthonthestem茎ofaplant.D.smallthinpiecesofsticks.41.WhichofthefollowingisNOTtrue?A.Thegreatestdesertmakersarehumans.B.Therearen’tanylivingthingsinthedeserts.C.Desertshavebeengrowingquickly.D.Thesizeofthedesertsisalwayschanging.42.WecanguessthatMauritaniaandAlgeriabelongto_______.A.AsiancountriesB.AmericancountriesC.EuropeancountiesD.Africancountries43.ChoosethesentencewhichbestgivesthemainideaofthepassagE.A.Thedesertsoftheworldarealwayschanging.B.Manistotakemeasurestocontrolthegrowthoftheworld’sdeserts.C.DesertsarelandsofsilenceandspacE.D.Desertshavegrownatafastpaceinthepast10years.
Whenaskedwhattheyhavedonetohelpprotecttheenvironmentmostpeoplewillalmostmentionrecycling.RecyclinginthehomeisveryimportantofcoursE.HoweverbeingforcedtorecycleoftenmeanswealreadyhavemorematerialthanweneeD.Wearedealingwiththeresultsofthatover–consumptioninthegreenestwaypossiblebutitwouldbefarbetterifwedidnotneedtobringsomuchmaterialhomeinthefirstplacE.Thetotalamountofpackaginghasincreasedby12%between1999and2005.Itnowmakesupathirdofatypicalhousehold’swasteintheUK.InmanysupermarketsnowadaysfooditemsarepackagedtwicewithplasticandcardboarD.Toomuchpackagingisdoingseriousdamagetotheenvironment.TheUKforexampleisrunningoutofitforburyingthisunnecessarywastE.Ifsuchpackagingisburntitgivesoffgreenhousegaseswhichgoontocausethegreenhouseeffect.Recyclinghelpsbuttheprocessitselfusesenergy.ThesolutionisnottoproducesuchitemsinthefirstplacE.Foodwasteisaseriousproblemtoo.ToomanysupermarketsencouragecustomerstobuymorethantheyneeD.HoweverfewofthemarecomingroundtotheideathatthiscannotcontinueencouragingcustomerstoreusetheirplasticbagsforexamplE.Butthisisnotjustaboutsupermarkets.Itisaboutallofus.Wehavelearnedtoassociatepackagingwithquality.Wehavelearnedtothinkthatsomethingunpackagedisofpoorquality.ThisisespeciallytrueoffooD.Butitisalsoappliedtoawiderangeofconsumerproductswhichoftenhavefarmorepackagingthannecessary.TherearesignsofhopE.AsmoreofusrecyclewearebeginningtorealizejusthowmuchunnecessarymaterialsarecollecteD.WeneedtofacethewastefulnessofourconsumerculturebutwehaveamountaintoclimB.66.Theunderlinedphrasethatover-consumptionreferto______________.A.Havingmorematerialthanisneeded.B.Recyclingtoomanywastes.C.Makingmoreproductsthannecessary.D.Usingtoomuchpackaging.67.TheauthorusesfiguresinParagraph2toshow___________.A.thetendencyofcuttinghouseholdwasteB.theincreaseofpackagingrecyclingC.therapidgrowthofsupermarketsD.thefactofpackagingoveruse68.Accordingtothetextrecycling___________.A.helpscontrolthegreenhouseeffectB.meansburningpackagingforenergyC.isthesolutiontogasshortageD.leadstoawasteofland69.ItcanbeinferredfromParagraph4that____________.A.Unpackagedproductsareofbadquality.B.Itisimpropertojudgequalitybypackaging.C.Otherproductsarebetterpackagedthanfood.D.Supermarketscaremoreaboutpackaging.70.Whatcanwelearnfromthelastparagraph?A.Peoplelikecollectingrecyclablewastes.B.Needlessmaterialismostlyrecycled.C.Fightingwastefulnessisdifficult.D.Theauthorisproudoftheirconsumerculture.
HUMPBACKWHALEFACTSEveryhumpbackcanbeidentifiedfromtheuniquemarkingontheundersideofitstail.Theycandiveforupto45minutesandcanreachdepthsof600feet.Humpbackscanweightwotonsatbirth.A.full-grownwhalecanbe45feetlongandweighupto40tons.Nearly40percentofahumpback’sbodyweightismusclE.Theycanseeupto400feetunderwater.Theycanblowoutairfromtheirblowholesataspeedof300mph.Theirlungscanhold2500gallonsofair.WhenLadyGagereleasesacatchynewsingleitquicklygoesaroundtheworlD.Nowscientistshavediscoveredthesamethinghappenswiththesongsofanotherexotic外来的creaturethehumpbackwhalE.Themammalsbecomeinterestedinnewtunesjustlikepeopledoandthemostpopularoriginalwhalesongsspreadgloballylikehitsingles.ThediscoveryhasastonishedmarineexpertswhosayitisthefirsttimesuchalargE.population-wideculturalexchangehasbeenseenintheanimalkingdom.Malehumpbackwhalesarefamedfortheloudlongandcomplexsongstheymakeduringthematingseason.Scientistsareunsurewhythemalessing.Somebelieveitisawayofadvertisingthemselvestofemalesothersthatitallowsmigratingwhalestostayincontact.Eachsonglastsfor10to20minutesandthemalescansingcontinuouslyfor24hours.Atanyperiodoftimeallthemalesinapopulationsingthesamesong.ButastudypublishedinthejournalCurrentBiologyshowsthatthissongchangesovertimeandspreadsaroundtheoceans.DrEllenGarlandofQueenslandUniversitysaid:OurfindingsrevealculturalchangeonavastscalE.Songsmovelikeculturalripplesfromonepopulationtoanothercausingallmalestochangetheirsongtoanewversion.ResearchersrecordedsongsfromsixneighboringpopulationsofwhalesinthePacificoveradecadE.Theyfoundthatnewversionsofthesongsappearovertimeandalwaysspreadfromwesttoeast.DrGarlandbelievesthatasmallnumberofwhalesmaymigratetootherpopulationscarryingthenewsongswiththemorthattheyareheardbypassingwhales.DrGarlandsaidWethinkthismalesearchforsongnovelty新奇isinthehopeofbeingthatlittlebitdifferentandperhapsmoreattractivetotheoppositesex.66.Whatcanwelearnfromthefactsofhumpbackwhales?A.Theycantravelataspeedof300milesperhour.B.Theyalwaysstayatadepthof600feetintheseA.C.Allofthemdifferfromeachother.D.Approximately40tonsofagrownhumpbackwhaleismusclE.67.TheauthormentionsLadyGagato.A.ProvethepopularityofherhitsinglesB.showthewhale’ssongsalsospreadquicklyC.emphasizehumpbacksareasfamousasherD.providereaderswithanewwaytolearnhersongs68.Thewordpopulationinthispassageprobablyrefersto.A.thespreadingofthehumpbackwhales’newversionsofthetunesB.thenumberofmalehumpbackwhalessingingintheseaC.theplacewherecertainamountsofhumpbackwhalesliveD.themigrationofhumpbackwhalesfromoneplacetoanother69.Thediscoveryisveryastonishingtoexpertsbecauseitreveals.A.theexistenceofculturalchangeB.thereasonwhymalehumpbackssingC.thenoveltyofthesongsofhumpbacksD.culturalexchangeonavastscale70.AccordingtothepassageDrGarlandwantstotellus.A.allfemalehumpbacksalsochangetheirsongduringthematingseasonB.whaleshavetheirowntunesthatspreadaroundtheworldforadecadeC.whale’ssongsalwaysspredfromeasttowestinthePacificDeeanD.malehumpbacksadoptnewsongstomakethemselvesuniqueandattractive
Whiletherestoftheworldcarriedoncyclingduringthe1950sand1960sAmericaforgothow;evenhigh-schoolchildrenwoulddrivetoschool.Recentlytherehasbeensomethingofarecoveryincyclingandinmanyareasitisaveryusefulwayofgettingaroundespeciallywherebikepathsorbikerouteshavebeenbuilt.Youmaywellwanttobuyhireorborrowabike.TherearetwoimportantresultsofthisearlierdropincyclingintheUSA.Oneisthatmanypeopledonotknowhowtocycle.Thatiscyclistsoftenbehavemorelikewalkersthanmotorists:theyrideinthesidewalkoronthewrongsideoftheroad;theydonotcareforstopsignsortrafficlights;theyridewithoutlightsatnight;theygivenosignals.Theotherresultisthatcyclingisregardedbymanypeoplenotsomuchasawayofgettingfromoneplacetoanotherbutasawayoflifeaformofexerciseetc.AsaresultlargenumbersofyoungAmericanshaveten-speedracingbikes.Theseareveryhighandfastandgreatifyouarecyclinglongdistanceridingupmountainsorracing.Atfirstthoughyoumayfindthemconvenientforcyclingintownsightseeingorshopping--theyareexpensiveuncomfortableandhardtocontroluntilyougetusedtothemandunsuitableforroughstonyroads.Therearealsoordinarybikesaround.Ifyougetholdofoneoftheseyoumayfindthatthebrakes刹车workbypedaling踩踏板backwards.Thisisperhapssaferthanordinarybrakeswhenitiswetbutitseemstobelesseffective.Thisarrangementalsomeansyoucan'tpedalbackwardsinordertogetthepedalintherightplaceforgettingonorgettingoff.63.Thepassagegivesusabriefintroduction______.A.advantageofbikesB.cyclinginAmericaC.AmericantransportationD.howtorideabike64.YoungAmericanspreferracingbikesbecausethey________.A.canhelpkeepfitB.areeasytolearnC.aresafertorideD.areexpensiveandpopular65.WhichofthefollowingdoesNOTresultfromtheearlydropincyclingintheUSA?A.Cyclistsdonotcarefortrafficlights.B.Peoplerideonthewrongsideoftheroads.C.Cyclingisnotconsideredawayoftransportation.D.PeoplehavetopedalbackwardstostopthebikE.66.Fromthepassagewecanlearnthatinthemiddleofthe20thcentury_______.A.manyAmericansenjoyedcyclingB.cyclingwaspopularintheworlD.C.racingbikeswerebetterthanordinaryones.D.therewerenospecialroadsforbikesinAmericA.
Maniseagertodrawquickprofitfromthetrees.TwothousandyearsagoarichandpowerfulcountrycutdownitstreestobuildwarshipswithwhichtogainitselfanempirE.Itgainedtheempirebutwithoutitstreesitssoilbecamehardandpoorwhichresultedinfloodsandstarvation.Eventhoughagovernmentrealizestheimportanceofaplentifulsupplyoftreesitisdifficultforittopersuadeitsvillagerstoseethis.Thevillagerswantwoodtocooktheirfoodwithandtheycanearnmoneybymakingcharcoal木炭orsellingwoodinthetown.Sounlessthegovernmenthasagoodsystemofcontrolorcaneducatethepeopletheforestswillslowlydisappear.Thisdoesnotonlymeanthatthevillagers’childrenandgrandchildrenhavefewertrees.Theresultsareevenmoreserious.Forwheretherearetreestheirrootsbreakthesoilup—allowingtheraintosinkinandalsoholdthesoilthuspreventingitfrombeingwashedawayeasilybutwheretherearenotreesthesoilbecomeshardandpoor.Therainfallsonhardgroundandflowsawayonthesurfacecausingfloodsandcarryingawaywithittherichtopsoilinwhichcropsgrowsowell.Whenallthetopsoilisgonenothingremainsbutaworthlessdesert.50.Thepurposeofwritingthepassageisto______.A.tellpeopletheuseofwoodB.tellpeoplethefunctionoftreerootsC.warnthatmanmustn’tdestroyforestsanymoreD.explainhowtreeshelptopreventdroughtandfloods51.Inthewriter’sopinion______ortheforestswillgraduallydisappear.A.measuresmustbetakenB.peopleshouldn’tdrawbenefitfromtreesC.governmentmustrealizetheseriousresultsD.unlesstreesneverbecutdown52.Fromthepassagewelearnitis______topreventtheforestsfromslowlydisappearing.A.necessarybutimpossibleB.necessarybutdifficultC.impossibleandunimportantD.difficultandimpossible53.Inthelastparagraphthewriterwantedtomakeitclearthat______.A.wheretherearenotreesthesoilbecomespoorbutsoftB.wheretherearemanytreestherearemorefloodsC.wheretherearenotreesthelandmightslowlybecomedesertD.floodswillmakethelandbecomedesert
OnOctober121989someBritishscientistswereworkingatthecomputerstolookfortheinformationtheyneedeD.Suddenlytheysawalotofverybrightpointscrossingthecomputersscreens.Atthesametimethecomputerswereworkingmuchslower.Tofindoutwhatwashappeningtheystoppedtheirworktochecksomepartsofthecomputers.Totheirhorror__theyfoundoutthatmostoftheirstoredinformationwasgotridofbycomputerviruses病毒!Clearlyallthesecomputershadbeeninfected感染bycomputerviruses.Itissaidthatthecomputervirusesweremadebyagroupofyoungmenfondofplayingjokes.Theyallhadexcellenteducation.Theycreatedthevirusesjusttoshowtheirintelligence..ThesekindsofcomputervirusesarenamedJerusalemViruses.ThesevirusescanstayincomputersforalongtimE.Whenthetimecomestheywillattackthecomputersbyloweringthefunctionsdamagingtheirnormalprogramsorevengettingridofalltheinformation.WenowcometoknowthatJerusalemVirusesoftenattackcomputersonFridayandthattheyarespreadingtoalotofcomputers.AmongthecountriesthatwereattackedbycomputerviruseslastyearareBritainAustraliaSwitzerlandandtheU.S.Buttillnowhowtogetridoftheterriblevirusesremainsaproblem.67.Whenthevirusesattackthecomputersthecomputerswillwork____.A.normallyB.slowlyC.fasterD.well68.Thegroupofyoungmencreatedthevirusesto____.A.damagethecomputersB.testtheirabilityC.tellpeoplethattheywereintelligentD.playatrickonusersofthecomputers69.Accordingtothepassagecomputervirusesseemto____.A.havebeeninnatureforyearsB.stayinanycomputersC.bedifficulttogetridofatpresentD.beabletobegotridofinthenearfuture70.AccordingtothepassagewhichofthefollowingisTRUEA.Lastyearfourcountriesfoundtheircomputerwereinfectedbyviruses.B.TheviruseswillcometoanewcomputerafterstayingintheoldoneforsometimE.C.Scientistsaretryingtofindawaytogetridoftheviruses.D.TheJerusalemVirusesaredangeroustohumanhealth.
Satellitesareanimportantpartofourordinarylives.Forexampletheinformationforweatherforecastsissentbysatellite.SomesatelliteshavecameraswhichtakephotographsoftheEarthtoshowhowcloudsaremoving.Satellitesarealsousedtoconnectourinternationalphonecalls.Weusesatellitestosendtelevisionpicturesfromonepartoftheworldtoanother.Theyareusually35880kilometersabovetheequator.Sometimeswecanseeasatelliteintheskyanditseemstostayinthesameplace.Thisisbecauseitismovingaroundtheworldat11000kilometersanhour—exactlythesamespeedthattheearthrotates.AsatellitemustorbittheEarthwithitsantennae天线facingtheearth.SometimesitmovesawayfromitsorbitSotherearelittlerocketsonitwhichareusedtoputthesatellitebackintherightposition.Thisusuallyhappensabouteveryfiveorsixdays.Spaceisnotempty!EveryweekmoreandmoresatellitesaresentintospacetoorbittheEarth.Asatelliteusuallyworksforabout10-12years.SatelliteswhicharebrokenaresometimesrepairedbyastronautsorsometimesbroughtbacktoEarthtoberepaired.OftenveryoldorbrokensatellitesareleftinspacetoorbittheEarthforaverylongtime.Thisisveryseriousbecausesomesatellitesusenuclearpowerandtheycancrashintoeachother.66.WhichofthefollowingisNOTdonebysatellitesaccordingtothepassage?A.Sendinginformationforweatherforecast.B.TakingphotographsoftheEarth.C.SendingTVpictures.D.Providingfoodforairplanepilots.67.What’sthespeedtheearthrotatesat?A.35880kilometersperhour.B.335880kilometersperhour.C.11000kilometersperhour.D.110000kilometersperhour68.WhydoesthesatellitemovearoundtheworldatthesamespeedastheEarthrotates?A.Inordertotakephotographs.B.Inordertostayinacertainpositionintheorbit.C.Inordertomoveawayfromitsorbit.D.Inordertosendtelevisionpictures.69.WhatdoestheunderlinedwordThisinthe3rdparagraphreferto?A.Asatellite.B.Alittlerocket.C.Asatelliteseemstostayinthesameplaceinthesky.D.Thesatelliteputstherocketsintherightposition.70.Whichistrueofsatellites?A.Asatelliteusuallyworksforabout10-12years.B.EverytimeasatellitegetsbrokenitisbroughtbacktotheEarthtoberepaired.C.Abrokensatelliteisneverleftinspace.D.Theyoftencrashintoeachother.
WiththeTeslaRoadsterandotherplugin插入式electricvehicleshittingtheroaddemandisgrowingforaccessiblerefuelingpointstorechargethem.CarbonDayAutomotiveaChicagobasedcompanyhasnowdemonstratedasolarpoweredrechargingpointknownastheSolarPlugInStationwhichletsmotoristseasilychargetheircarsusingelectricitythathasbeenproducedwithoutanyenvironmentaldamagE.TheSolarPlugInStationhasgoneonshowinChicagoaspartofthecity’sbidtohostthe2016OlympicGames.AccordingtoCarbonDayAutomotivetheSolarPlugInStationonshowinChicagoispartofthevitalinfrastructure基础设施requiredforelectricvehiclesinChicagoandwasthefocusofarecentvisitbytheInternationalOlympicCommitteE.Thesesolarpoweredelectricitypointswillbeuseddailytofuelthecity’selectricvehicleswithpowerfromthesun.ByproducingtheelectricityfrompollutionfreesolarcelltheCO2emissionsarereducedtozero.SolarenergyandelectricvehiclesareapartnershipthatisonemoresteptoreducingourdependenceonforeignoilsaysRichardLowenthalCEOofCoulombTechnologies.CoulombTechnologiesrecentlydevelopedthecomponents部件requiredforindividualrechargingstationsmarketedasChargePointNetworkedChargingStations.CarbonDayAutomotiveistheMidwestdistributorfortheChargePointstations.TheSolarPlugInStationconsistsofgiantsolarpanels电池板thatshadethetinyChargePointNetworkedChargingStation.Thesolarpanelisconnectedtoanundergroundbatterypackreadyforeverydayrefueling.WithoutthesestationsitwouldbelikedrivingaroundinatraditionalcarwithouttheavailabilityofgasstationssaysScottEmalfarbCEOatCarbonDay.Thedayoftruepluginelectricvehicleswillbeheresoonerthanmostpeoplerealizeandtheworldneedstobereadytoaccommodatethem.66.TheSolarPlugInStationisusedaspartofthebidtohosttheOlympicsmainlybecause________.A.it’senvironmentallyfriendlyB.itmakesupforthelackofelectricityC.it’sanewideaandattractspeople’sattentionD.itbringsconveniencetoelectricvehicleusers67.Wecanlearnfromthepassagethat________.A.torechargetheelectricvehiclestakesalongtimeB.theSolarPlugInStationwillcomeintousein2016C.theSolarPlugInStationhasgoneonshowinternationallyD.Chicagoispromotingtheuseofelectricvehicles68.AccordingtothepassagehowmanyofthefollowingstatementsareTRUE?A.TeslaRoadsterisakindofpluginelectricvehiclE.B.TheSolarPlugInStationusessolarpowertochargeallofthecars.C.Chicagoisacitywhichisrichinoil.D.TheSolarPlugInStationconsistsofundergroundbatterypacks.E.ScottEmalfarbisoptimisticaboutthefutureofpluginelectricvehicles.A.2.B.3.C.4.D.5.69.ThepassageimpliesthatwhentheSolarPlugInStationbecomespopular________.A.morevisitorswillcometoChicagoB.thecitizensofChicagowillbeabletogotoworkfasterC.morespaceforelectricvehicleswillbeneededD.thecostofelectricvehicleswillbelowerthantraditionalcars70.Whatwouldbethebesttitleforthepassage?A.ChicagoWillSoonBeFullofElectricVehiclesB.ChicagoCallsonPeopletoBuyElectricVehiclesC.ChicagoFightsforItsBidtoHostthe2016OlympicsD.ChicagoShowsItsSolarpoweredRechargingStations
Sixtyyearsagopeopleaskedaboutyourastrological星座sign.NowadaystheywanttoknowyourwebsitE.Thesedayshavingawebaddressisalmostasimportantasastreetaddress.YourwebsiteisanelectronicmeetingplaceforyourfamilyfriendsandmillionsofpeoplearoundtheworlD.Bestofallyoumaynothavetospendacent.Thewebisfilledwithallkindsoffreeservicesandallittakesissometimeandcreativity.ThinkofyourhomepageasthestartingpointofyourwebsitE.Likethetableofcontentsofabookormagazinethehomepageisthefrontdoor.Yoursitecanhaveoneormorepagesdependingonhowyoudesignit.Whilewebpagesvarygreatlyintheirdesignandcontentmostuseatraditionalmagazinelayout编排.Atthetopofthepageisabanner横幅GRAPHIC.NextcomesagreetingandashortdescriptionofthesitE.Picturestexts;andlinkstootherwebsitesfollow.Beforeyoustartbuildingyoursitedosomeplanning.Thinkaboutwhomthesiteisforandwhatyouwanttosay.NextgatherupthematerialyouwanttoputonthesitE.Drawaroughlayoutonasheetofpaper.Whiletherearenorulesyouhavetofollowthereareafewthingstokeepinmind:◆Startsimply.IfyouaimtoohighatthebeginningyoumaynevergetthesiteoffthegrounD.YoucanalwaysaddsomethingnewtoyoursitE.◆Lessisbetter.Mostpeopledon’tliketoreadalotoftextsonlinE.Breakitintosmallpieces.◆Smallerisbetter.Sinceittakesalongtimetodownloadlargepicturefiles资料keepthefilesizessmall.Nowit’stimetorollupyoursleevesandstartbuilding.LearningthenetcommunitieshelpsprovidetoolstohelpyoubuildyoursitE.44.Themainpurposeoftheauthorinwritingthepassageistotellyou______.A.howtobuildyourownwebsiteB.whatawebsiteshouldbelikeC.howtomeetpeopleonlineD.whatawebsiteconsistsof45.Accordingtotheauthoryourwebsiteisaplacewhere______.A.youtellothersaboutyourstreetaddressonlineB.youcanmeetpeopleontheInternetforfreeC.youcangetallkindsoffreeservicesD.youcanlearnthenetcommunities46.Thehomepageofyourwebsiteshouldbe______.A.fullofallthecontentsofyourwebsiteB.sodesignedthatitlookslikeafrontdoorC.moreorlesssimilartothecoverofabookormagazineD.sodesignedthatitcandirectpeopletomoreofyourpages47.Thepassagecanbeclassifiedas______.A.entertainmentB.computerscienceC.advertisementD.socialskills
Sincethe1970sscientistshavebeensearchingforwaystolinkthebrainwithcomputers.BraincomputerinterfaceBCItechnologycouldhelppeoplewithdisabilitiessendcommandstomachines.RecentlytworesearchersJoseMillanandMicheleTavellafromtheFederalPolytechnicSchoolinLausanneSwitzerlanddemonstrated展示asmallroboticwheelchairdirectedbyaperson’sthoughts.InthelaboratoryTavellaoperatedthewheelchairjustbythinkingaboutmovinghisleftorrighthanD.Hecouldeventalkashewatchedthevehicleandguideditwithhisthoughts.Ourbrainhasbillionsofnervecells.Thesesendsignalsthroughthespinalcord脊髓tothemusclestogiveustheabilitytomovE.Butspinalcordinjuriesorotherconditionscanpreventtheseweakelectricalsignalsfromreachingthemuscles.Tavellasays.Oursystemallowsdisabledpeopletocommunicatewithexternalworldandalsotocontroldevices.Theresearchersdesignedaspecialcapfortheuser.Thisheadcoverpicksupthesignalsfromthescalp头皮andsendsthemtoacomputer.Thecomputerinterpretsthesignalsandcommandsthemotorizedwheelchair.Thewheelchairalsohastwocamerasthatidentifyobjectsinitspath.Theyhelpthecomputerreacttocommandsfromthebrain.Prof.Millantheteamleadersaysscientistskeepimprovingthecomputersoftwarethatinterpretsbrainsignalsandturnsthemintosimplecommands.ThepracticalpossibilitiesthatBCItechnologyofferstodisabledpeoplecanbegroupedintwocategories:communicationandcontrollingdevices.Oneexampleisthiswheelchair.Hesayshisteamhassettwogoals.Oneistestingwithrealpatientssoastoprovethatthisisatechnologytheycanbenefitfrom.AndtheotheristoguaranteethattheycanusethetechnologyoverlongperiodsoftimE.66.BCIisatechnologythatcan________.A.helptoupdatecomputersystemsB.linkthehumanbrainwithcomputersC.helpthedisabledtorecoverD.controlaperson'sthoughts67.HowdidTavellaoperatethewheelchairinthelaboratory?A.Bycontrollinghismuscles.B.BytalkingtothemachinE.C.BymovinghishanD.D.ByusinghisminD.68.WhichofthefollowingshowsthepathofthesignalsdescribedinParagraph5?A.scalp→computer→cap→wheelchairB.computer→cap→scalp→wheelchairC.scalp→cap→computer→wheelchairD.cap→computer→scalp→wheelchair69.Theteamwilltestwithrealpatientsto________.A.makeprofitsfromthemB.provethetechnologyusefultothemC.makethemlivelongerD.learnabouttheirphysicalcondition70.Whichofthefollowingwouldbethebesttitleforthetext?A.SwitzerlandtheBCIResearchCenterB.NewFindingsaboutHowtheHumanBrainWorksC.BCICouldMeanMoreFreedomfortheDisabledD.RoboticVehiclesCouldHelptoCureBrainInjuries
Thehomeofthefuturewon’tbecompletelydifferentandwewillbelivinginhousesandflatsjustaswedotoday.Butpeoplewillwanttoshapetheirhomestomatchtheirdreams.Notwohomeswillbethesame.Peoplewillbeabletobuyhousekitscontainingabasichousestructurewithmovablewallsdoorsandwindows.Theywillputtogetherthedifferentpartstocreatethehometheywant.Manyjobsthatwedotodaywilldisappearotherswillstillexistbutwillchangeandnewjobswillbecreated.Skilledworkerssuchasbuildersgardenersandelectricianswon’tdisappearbecausemachinescan’treplacethem.Teacherswillstillexistbecausestudentsneedhumancontact.Buttheywillbeusingmoderntechnologyinclassmoreandstudentswillbeworkingmorefromhome.Themedicaltechnologyrevolutionandspacetravelwillcreatenewjobswhichwecanonlyimaginetoday.Spaceholidayswilldevelopinthefuturebuttheseholidayswon’tbeforeveryonebecausetheywon’tbecheap.Shortspacetripswilldevelopfirstthenspacehotelswillorbittheearthwhereitwillbepossibletohavealongervacation.Bytheendofthenextcenturytherewillbeholidaycentresonthemoonwithleisurefacilitiesforfamilies.Paperwon’texistinthefuture.Insteadtherewillbee-paperwhichpeoplewillbeabletouseoverandoveragain.Thiswilldevelopinordertosavenaturalresources.E.-newspapersande-magazineswillreplacetraditionalnewspapersandmagazinesandwewilldownloadinformationandnewsarticlesfromtheInterneteverydayontoourreusablepaper.Thelawsofphysicstellusthattheearthisgoingtodisappearsometimeinthefuture.Thisisn’tgoingtohappentomorrowbutscientistspredictthatitwillhappeninfivebillionyearswhenoursunexplodes.Wewillhavetoexploretheuniverseandfindanotherhome.Atsomepointinthedistantfutureeitherwestayontheearthanddiewithitorweleaveandmovetoanotherplanet.Therewon’tbeanyotherchoice.63.Homesofthefuturewill________.A.becompletelydifferentfromthoseoftoday.B.beverysimilartoourhomesC.allbedifferentfromoneanotherD.bemovableasyouwant64.Spacetripsandstayinginspacehotelswill_________.A.becomeaverycommonwaytospendaholidayB.bethecheapestholidayoptionforfamiliesC.attractalotofpeopleD.stillonlybeforveryrichpeople65.E.-paperwillreplacetraditionalpaperbecause_________.A.wewilluseitagainB.itwon’twastenaturalresourceC.itwillbecheapertoproduceD.itwillbeconvenienttocarry66.Wewillhavetomovetoanotherplanet________.A.ifwewanttosavethehumanraceB.whenthesunexplodesC.whentheearthdisappearsD.whentheearthistoocrowdedtofillpeopleon
LondonhasbecomeacyclefriendlyzoneafterthelaunchofanewbikehireschemE.IthasbeendesignedtoencouragemorepeopletocycleinandaroundcentralLondon.SohowdoesitworkFirstyouhavetosignuptotheschemetobesentakey.ThekeywillunlockoneofthebikeswhicharekeptatdockingstationsinandaroundcentralLondon.YouhavetopayanaccessfeeforthekeyandthenyoupayasyougoforthelengthoftimeyouusethebikE.TransportforLondonwhichrunstheschemearehopingtohave6000bikesand400dockingstationsinplacebytheendoftheyear.Thenewhiresystemishopingtoeasecongestion拥挤inLondonandisexpectedtocreateupto40000extracycletripsadayintothecitycenter.LondonMayorBorisJohnstonlaunchedtheschemeandsaidLondonhadbeenfilledwiththousandsofgleamingmachinesthatwilltransformthelookandfeelofourstreetsandbecomeascommonplaceonourroadsasblackcabsandredbuses.HowevertherehavebeenafewproblemssincetheschemewaslaunchedlastFriday.Onthefirstdaysomepeoplefoundtheycouldn'tdocktheirbikeproperlyandtheirusageofthebikehadnotregistereD.TransportforLondondidadmittheyhadbeenexpectingafewteethingproblemsandhavesaidtheywouldn'tchargeforthefirstdayasagestureofgoodwill.Someotherpeoplehavecriticizedthelackofdockingstationsandlocksforthebikesaswellasthepriceitcoststohirethebicycles.Despitethecommentsthegreen-thinkingLondonMayorstillseemsverypositiveaboutthingssayingMycampaignforthecapitaltobecomethegreatestbigcyclingcityintheworldhastakenabigpedal-poweredpushforwards.68.LondonMayorBorisJohnstonlaunchedthenewbikeschemeinorderto___.A.reducetheairpollutionofthecityB.encouragethecitizenstotakeexercisesC.dealwiththecity’strafficproblemsD.increaseemploymentopportunities69.AllthefollowingaretheproblemsoftheschemeEXCEPT________.A.thehighcosttohireabikeB.notregisteringtheirusageofthebikesC.notchargingforthefirstdayoftheschemeD.dockingthebikesproperly70.Fromthepassagewecaninferthat________.A.theLondonMayorisconfidentintheschemeB.theschemewillbecanceledbecauseoftheproblemsC.allthecitizensinLondonsupporttheschemeD.thecyclingrevolutionisnotsuccessful
YourfriendsmightbeinAustraliaormaybejustdowntheroadbuttheyarealljustafewclicksaway.LifehaschangedformillionsofyoungpeopleacrosstheworldwhonowmakefriendsonlinE.Whetheryouusechat-roomsQQMSNorICQyouareamemberofthisgroup.Idon’toftentalkwithmyparentsorgrandparentsbutItalkalotwithmyoldfriendsonQQsaidFox’sShadowtheonlinenameusedbyagirlstudentinChinA.MostofmyclassmatesuseQQafterschool.QQisthebiggestmessagingserviceinChinA.A.recordfromTencentthecompanywhichdevelopedQQshowsthat4millionpeopleuseditoneSaturdaynightinOctober.AndprobablyFox’sShadowwasoneofthem.IloginonFridaynightsandSaturdaysorSundayswhenIfeeleverythingaroundmeboring.IusuallyspendabouttenhourschattingonlineeveryweekshesaiD.ButInevertalkwithstrangersespeciallyboysormen.EventhoughshelikeschattingsheiscarefulaboutmakingfriendswithstrangersonlinE.Youdon’tknowwhoyou’retalkingto.YoushouldalwaysbecarefulaboutwhomyoubelieveinonlinE.Manypeoplewouldliketomeetofflinewhentheyfeeltheyhaveknownsomeoneverywell.Fox’sShadowoncemetoneofheronlinefriendsfacetofacE.Itwasagirlwhowasafootballfanlikeherselfandtheywenttoafootballmatchtogether.A16-year-oldBeijingboynamedBartSimononlinedislikesQQusers.IusedtochatonQQbutIfoundthatmostpeopleweretalkingaboutfoolishthingshesaiD.NowhechatsonlineinEnglishusingMSN.IonlychatonlinebecauseI’vegotfriendsinJapantheUSandSingaporehesaiD.Iwanttolearnmoreaboutforeigncultures.ButhespendslittletimechattingonQQasheseesitasawasteoftimeandmoney.Ifyouarereallyaddictedtoitsometimesyoucan’tgiveyourmindtoyourlessonshesaiD.Andfriendsinyourreallifearealwaysmoreimportantthanthoseso-calledfriendsyoumeetonlinE.63.Fromthepassageweknowtheyarealljustafewclicksawaymeans.A.itiswonderfultoseeyourfriendsbyclickingB.itispopulartomakefriendsonlineC.itispossibletolivemuchclosertoyourfriendsD.itiseasyandfasttogetintouchwithyourfriends64.Fox’sShadowthinksQQis.A.agoodplacetospendhertimewhenboredB.thebiggestmessagingserviceinChinaC.asafeplacetochatwithstrangersD.thebestplacetomakefriends65.WhichofthefollowingsentencesisTRUEaccordingtothepassage?A.AllthepeopleonQQaretalkingaboutfoolishthings.B.WeshouldthinkmoreofourfriendsinreallifE.C.WeshouldbecarefulaboutboysormenonlinE.D.Chattingonlineisawasteoftimeandmoney.66.Theunderlinedphrasemeans.A.turnonthecomputerB.enterinQQC.surftheinternetD.makefriends
Onewouldhavetobeafooltooverlooktheimportanceofusingpositivethinkingforyouratherthanallowingnegativethinkingtoworkagainstyou.Inrecentyearsresearchinpsychopharmacology精神药理学hasprovedhowmanypeoplehaveknownoverthecenturies:apositiveattitudeisgoodforyougoodforyourhealthgoodforyourwealthgoodforeverything.Researchersfoundthatapositiveattitudeproducesaspecificchemicalreactionwhichmakespeoplefeelbetterwhilenegativethinkingresultsinadeclineofhormone荷尔蒙andshutsdowntheimmune免疫的system.Thisleadstoillnessanddepression.Positivethoughtswillmakeyoufeelbetter.Evenifyoumustbeginbyliterallyforcingyourselftobepositivefakingitsotospeakitwillbecomecontagious会传播的andthepositivethoughtswillgeneratenicelittlechemicalsandgoodfeelingswhichwillreinforcethepositivethoughts.Forexampleifyouforceyourselftosmileorlaughevenwhenyoudon'tfeellikesmilingorlaughingifyoukeepatitforafewminutesyouwillsoonfeellikeit.Feelingscangeneratethoughtsbutthoughtscanalsogeneratefeelings.Controlyourthoughtsandyoucancontrolyourfeelings.Positivethinkingisimportantinallaspectsofourlives.ThereisprobablynosinglefactormoreimportantindeterminingyoursuccessinachievingyourcareerobjectivesthanyourownattitudE.It'softenbeensaidthatinthelandoftheblindtheone-eyedmanisking.Andintheofficeofmilitant好战negativismthepositiveworkersshinelikegolD.Youcannotcontrolexternaleventsbutyoucanlearntocontrolyourreactiontothoseeventsandtherebyhaveapositiveattitudeandbehappy.Thisvitalkeytosuccessistotallywithinyourcontrol.Useit.62.Wecaninferfromthepassagethat.A.positivethinkingcancureyouofyourdiseasesB.positivethinkingcaneasilybegeneratedbyanyoneC.adeclineofhormonemaycauseyoutobedepressedD.aspecificchemicalreactionisthecauseofnegativethinking63.Accordingtothepassagewhichofthefollowingistrue?A.Feelingandthoughtscangenerateeachother.B.It'seasiertocontrolthoughtsthantocontrolfeelings.C.YoursuccessdependswhollyonyourattitudE.D.Keepingsmilingwillsurelymakeyousuccessful.64.Justlikeaone-eyedmaninthelandoftheblindyoushould.A.takepositiveattitudeintheofficeofmilitantnegativismB.bekinginyourofficeC.paynoattentiontowhatisgoingonaroundyouD.controlyourfeelingtowhatishappeningtoyou65.Thebesttitletothepassageis.A.ThinkingBenefitsPeopleB.WhyShouldPeopleThinkC.PositiveThinkingandNegativeThinkingD.Thinking:TheVitalWay
Thecheetah猎豹isbestknownforbeingtheworld’sfastestlandanimalreachingspeedsofjustover110kphforshortperiodoftimE.Howevermanypeopleknowlittleelseaboutthiswonderfulanimal.ThewordcheetahprobablycomesfromaHindiwordspottedanimal.Itisverysimilartoothercatsbutalsohassomeobviousdifferences.Itsbodyismuchleanerthanmostcatsandithasmuchlongerlegs.Peoplesometimesmakeacheetahaleopard美洲豹becausetheybothhavespotsbutinfacttheyareverydifferent.A.leopardisfarheavierandmorepowerfulbutalsomuchslower.Thecheetah’sspotscovermostofitsbodyexceptforitsstomachandthroat.Thecheetah’stailhasspotsandthesebecomeringsattheendofthetail.Anadultcheetahweighsbetween35-65kilogramsandisabout80centimetershighattheshoulder.Thecheetah’sheadisquitesmallandtheeyesarequitehighup.A.blacklinerunsfromeacheyedowntoitsmouthandmakesitlookalittlesaD.Ithashighshouldersthathelpittowalksogracefully.Cheetahsareveryfastbuttheyarenotverystrong.TheyarenotgoodfightersandwillrunawayratherthanfightanotheranimaltoprotecttheirfooD.IftheymakeakillitissometimestakenawayfromthembystrongeranimalssuchaslionsandleoparD.TheseanimalswillkilltheiryoungiftheygetthechancE.Thecheetahisnotathreattohumansatall.Itwillnotattackhumansandpreferstostayawayfromoccupiedareas.68.Manypeopleknowthatthecheetah________A.isafastrunnerB.runsfasterthananyotheranimalonlandC.runsasfastasitcanD.isveryfastforperiodsoftime69.Thecheetah________A.hasspotsalloveritsbodyincludingitstailB.hasspotsonitsstomachandthroatC.doesnothavespotsonitsstomachandthroatD.hasspotseverywhereexceptforitsstomachandthroat70.Cheetahswillnotfightanotheranimaltoprotecttheirfoodbecause_______A.theycanquicklyrunawayB.theyareveryfastrunnersC.TheywanttoprotecttheiryoungD.Theyarepoorfighters
Whatwillmanbelikeinthefuture-in5000oreven50000yearsfromnow?Wecanonlymakeguessesofcoursebutwecanbesurethathewillbedifferentfromwhatheistoday.FormanisslowlychangingallthetimE.LetustakeanobviousexamplE.Manevenfivehundredyearsagowasshorterthanheistoday.Nowonaveragemenareaboutthreeinchestaller.Fivehundredyearsisrelativelyshortperiodoftimesowemaysupposethatmanwillcontinuetogrowtaller.Againinthemodernworldweuseourbrainsagreatdeal.Evensowestillmakeuseofonlyabout20%ofthebrain'scapacity.Astimegoesonhoweverweshallhavetouseourbrainsmoreandmoreandeventuallyweshallneedlargerones!Thisislikelytobringaboutaphysicalchangetotheheadinparticulartheforeheadwillgrowlarger.NowadaysoureyesareinconstantusE.Infactweusethemsomuchthatveryoftentheybecomeweakerandwehavetowearglasses.Butoververylongperiodoftimeitislikelythatman'seyeswillgrowstronger.Ontheotherhandwetendtomakelessuseofourarmsandlegs.Theseasaresultarelikelytogrowweaker.AtthesametimehoweverourfingerswillgrowmoresensitivebecausetheyareusedagreatdealinmodernlifE.Butwhatabouthair?Thiswillprobablydisappearfromthebodyaltogetherincourseoftimebecauseitdoesnotserveausefulpurposeanylonger.InthefuturethenbothsexesarelikelytobebalD.Perhapsallthisgivestheimpressionthatfuturemanwillnotbeaveryattractivecreaturetolookat!ThismaywellbetruE.AllthesameinspiteofallthesechangesfuturemanwillstillhavealotincommonwithusE.Hewillstillbeahumanbeingwiththoughtsandemotionssimilartoourown.66.Thepassagemainlytellsusthat________.A.man'slifewillbedifferentinthefutureB.futuremanwilllookquitedifferentfromusC.manisgrowingtallerastimepassesD.manwilldisappear67.Whatservesastheevidence证据thatmanischanging?A.ManhasgotstrongereyesnowthanheeverhaD.B.Man'shairisgettingthinnerandthinner.C.Man'sarmsandlegshavebecomelighterandweaker.D.Manhasbeengrowingtalleroverthepast500years.68.Thechangeinman'ssizeofforeheadisprobablybecause________.A.hemakesuseonly20%ofthebrain'scapacityB.hisbrainhasgrownlargeroverthepastcenturiesC.theother80%ofhisbrainwillgrowinduetimeD.hewillusehisbrainmoreandmoreastimegoeson69.Whatistrueaboutahumanbeinginthefuture?A.Heishairlessbecausehairisnolongeruseful.B.Hehassmallereyesandwearsbetterglasses.C.Hisfingersgrowweakerbecausehedoesn'thavetomakeuseofthem.D.Hethinksandfeelsindifferentway.70.Wecaninferthat_______.A.humanbeingswillbecomelessattractiveinthefuturE.B.lessuseofabodilyorganmayleadtoitsbecomingworseC.humanbeingshopeforachangeinthefuturelifeD.futurelifeisalwayspredictable
TheHumanGenome基因组Projectagreat$3billion15-yeartaskaimedatdrawingthegeneticmapofhumansisnowmorethan90percentcompleteD.Thescientificandmedicalcommunitiesareveryexcitedaboutthechancesgeneticresearchprovidesforgettingridofdiseasesandprolonging延长humanlifE.ButthosecommunitiesandpolicymakersarealsocarefulaboutthescientificdoortheyareopeningastheprojectuncoversthemysteriesoflifE.Forthelastfewyearsthegeneticadvancesinthefastdevelopingfieldofbiotechnologyhaveprovidedmaterialforallkindsofworkbutthedevelopmentsofmodernscienceinunlockingthesecretsofhumangeneticcodehaveopenedaworldofpossibilitiesforhumanhealthaswellasforthepopulationimagination.WhileEuropeanandJapaneseresearchersaremakingrapidprogressindecodinghumanDNAtheleadingorganizationforgeneticresearchintheUntiedStateswhichbeganin1990isunlockingthecodeofthehumanbodytolearnhowtodefeatfataldiseases.AlreadytheHumanGenomeProjecthasbecomewidelyknownandpraisedforfindingthegenesconnectedwithasyetterriblediseasesandmakingprogresstowardseparatingthegenesthatshowasignofbreastcancer乳腺癌orAIDS.Oncethesegenesarefoundandstudiedresearcherscandevelopnewwaystoattackinfectionsandgeneticdiseases.Medicalcompaniesareveryinterestedinmappingthehumangenomeastheyexpecttodevelopalotofnewdrugsfortheseillnesses.67.Whydidthescientistsworksohardatmappingthehumangenome?A.Becausethehumangenomecandestroymanyillnesses.B.Becausethehumangenome’scompletioncanhelptogetridofmanydiseases.C.Becausetheywantedtobebetterknownthanothers.D.BecausetheHumanGenomeProjectcanprovidedalotofchancesofwork.68.Accordingtothepassagewhichofthefollowingcountriesisthemostadvancedingeneticresearch?A.JapanB.GermanyC.TheUnitedStatesD.China69.AccordingtothepassagewhichofthefollowingisNOTtrue?A.Ifthegenescanbefoundscientistscanstudymanynewwaystocureillnesses.B.TheUnitedStatesbegangeneticresearchearlyinthe19thcentury.C.Manymedicalcompaniesshowgreatinterestindrawingthehumangenomemap.D.Thescientistshavemadegreatprogressinconnectingsomegeneswiththecancers.70.Whatismainlytalkedaboutinthispassage?A.ThegreathumangenomE.B.Thediscoveryofgenes.C.UnlockingthegeneticcodE.D.Genesandscientists.
IftheenvironmentalmovementhasahighholidayEarthDayisit.Theannualefforttoraisepublicawarenessabouttheenvironmentandinspireactionstocleanitupmarksits41stanniversaryonFridaycoincidingwiththeChristianGoodFridayandJudaism’scelebrationofPassover.InaneffortdubbedABillionActsofGreenorganizersareencouragingpeopletoobserveEarthDay2011bypromisingonlineathttp://act.earthday.org/todosomethingsmallbutsustainableintheirownlivestoimprovetheplanet’shealth—fromswitchingtocompactfluorescentlightbulbstoreducingtheuseofpesticidesandothertoxicchemicals.MillionsofpeopledoingsmallindividualactscanadduptorealchangesaidChadChitwoodaspokesmanfortheumbrellagroupcoordinatingefforts.TherewillbehundredsofgatheringsworkshopsandothereventsaroundtheUnitedStateswhereEarthDaywasbornandhundredsmoreoverseaswhereitisnowcelebratedin192countries.IntheUStheactivitiesrangefromthepremiereofthenewfilmfromthedirectorofWhoKilledtheElectricCar?it’scalledaRevengeoftheElectricCarattheTribecaFilmFestivalinNewYorktoadiscussionaboutcreatingagreeneconomyin12citiesalongtheGulfCoastwherethistimelastyearresidentswerereelingfromtheeffortsoftheBPoilspillintheGulfofMexico.IntheyearssincethefirstEarthDaywascelebratedin1970theenvironmentalistmovementmadegreatstrideswithpassageoftheCleanAirActCleanWaterActtheEndangeredSpeciesActandothergroundbreakinglaws.Butthebipartisanship两党合作thatmarkedthebirthofEarthDay–itwassponsoredinCongressbyaWisconsinDemocratnamedGaylordNelsonandaCaliforniaRepublicannamedPeteMcCloskey—isoftenmissingindiscussionsaboutenvironmentalpolicytoday.EffortstofightclimatechangebyregulatinggreenhousegasesforinstancefacefierceresistancefrommanyRepublicansandmembersofthebusinesscommunitywhodisputethesciencesupportingglobalwarmingandwarnnewrulestoregulateemissionswillkilljobsandraiseenergycosts.67.Whatcouldbethepossiblemeaningoftheunderlinedwordhighinthefirstparagraph?A.yearly.B.exclusivE.C.important.D.wonderful.68.ThisyearthefollowingthreeoutoffourholidaysfallonthesamedayEXCEPT___.A.EarthDay.B.Easter.C.GoodFriday.D.Passover.69.WhateffortisNOTmentionedtoprotecttheenvironment?A.Smallthingstoimprovetheplanet’shealth.B.RalliesworkshopsandothereventsaroundtheUS.C.A.discussionaboutcreatingagreeneconomyin12cities.D.Newrulestoraiseenergycostandjobopportunities.70.Whatisthemainideaofthepassage?A.WecanmakeMotherEarthabetterplaceforustolivE.B.Topasslawstoprotecttheearthistheonlywayout.C.Thepublic’sawarenesscanberaisedtomakeacleanerearth.D.Manyrepublicansandbusinessmendoubtthesciencesupportingglobalwarming.
60.Fromthepassagewecanlearnthat______.A.catswouldratherplayalonethanwithothersB.catswereborntoplaytricksontheirownersC.manypeoplethinkdogsareman’sbestfriendsD.catssleeplessthananyotheranimaldoes61.Whatcanweinferfromthepassage?A.Catsareveryeasytobekeptashousepets.B.Catsneedmoretimetodoexercisethandogs.C.CatsareafraidofgoingoutalonE.D.Catsdon’tliketocleanthemselves.62.Thepassagetellsusthatifacatisleftaloneathomeitwill________.A.stayinitslittleboxB.destroythefurnitureC.bequieterthanusualD.doitsusualactivities63.Inthelastparagraphwecanlearnthatcatsare_______.A.playfulB.cuteC.politeD.noisy
Futurestudiesalsoknownasfuturology未来学orforesightinvolvesthestudyofthepastandpresenttomakeeducatedguessesaboutthefuturE.Thedatagatheredfromthesestudiescanbeusedtopredictpossibleorprobablefutureeventsorsituations.Itcanalsobeusedtodesignawaytoreachpreferablefutureconditions.Manypeoplebelievethathistoryiscyclicalorthatcertaincircumstanceswillbeseenagainandagain.Thisistheprinciplethatfuturestudiesarebasedon.SearchinghistoryandpresenttimesforpatternscanallowfutureforecastersawaytopredictthefuturE.A.lotoffuturestudiesusecauseandeffect.Forexampleifagovernmentisbeingunjustorisunpopularwiththecitizensofthatcountrythecurrentgovernmentiseitherchangedoroverthrown.ThishasbeenhundredsoftimesthroughouthistorywillprobablybeapatternseenahundredtimesmorE.Therearenumerousapplicationsforfuturestudies.Onepossibleapplicationisasawaytopredictfuturefashionanddesignfads时尚.Thefashionmarkettypicallyneedstowork18monthsinadvanceallowingthedesignerstimetodesignadvertiseandmanufacturethefuturestyles.ThestockmarketisanotherareawherefuturologyisuseD.Determiningwhichcompaniesarelikelytobecomesuccessfulandwhichonesareheadingforbancruptcyrequirestheabilitytousefuturestudiescorrectly.Somesaythatfuturestudiescannotpredictlong-termeventsandtrendsinthewaythatitcouldadecadeago.Globalchangesintechnologycommunicationandmarketinghaveresultedinscenarios情况thatnoonecouldhavepredicteD.Changeishappeningatafasterpacethaneverbeforeinhistory.Itwillbedifficulttoforeseefuturetrendsbecauseofthesechanges.Newfuturestudiesprofessionalswillneedtobeabletoconsiderthesenewtrendscarefullybeforecreatingtheirpredictions.60.Theauthorstartsthearticleby_____.A.tellingastoryB.offeringfiguresC.makingcomparisonsD.providingadefinition61.Accordingtothepassagethebasisoffuturologyis_____.A.causeandeffectB.thathistoryiscyclicalC.howpeopleseethepastD.studyinghistoryforpatterns62.WhatismainlydiscussedinParA.3?A.Thepracticaluseoffuturestudies.B.Thedevelopmentoffuturestudies.C.Howtolearnfuturestudieseffectively.D.Howtopredictfutureeventscorrectly.63.Accordingtothelastparagraphsomepeoplebelievethatitis_____.A.necessarytopredictfuturechangesintheworldB.impossibleandunnecessarytopredictthefutureC.nowmoredifficulttopredictthefuturethanbeforeD.wisenowtousetheoldwaytopredictthefuture
Haveyoueversuddenlyfeltthatsomeoneyouknewwasintrouble—andwashe?Haveyoueverdreamedofsomethingthatcametruelater?MaybeyouhaveESP超感觉知觉.ESPstandsforExtrasensoryPerception.ItmaybecalledasixthsensE.Itseemstoletpeopleknowabouteventsbeforetheyhappenoreventsthatarehappeningsomedistanceaway.Here’sanexamplE.A.womanwasironingclothes.SuddenlyshescreamedMyfatherisdead!Isawhimsittinginthechair!JustthenatelegramcamE.Thewoman’sfatherdiedofaheartattack.Hediedsittinginachair.TherearethousandsofstorieslikethisoneonrecorD.Scientistsarestudyingthemtofindoutwhat’sbehindthesestrangementalmessages.Here’sanotherexample—oneofhundredsofdreamsthathavecometruE.Amandreamedhewaswalkingalongaroadwhenahorseandcarriagecameby.ThedriversaidThere’sroomforonemorE.Themanfeltthedriverseemeddeadsoheranaway.ThenextdaywhenthemanwasgettingonacrowdedbusthebusdriversaidThere’sroomforonemorE.Thenthemansawthatthedriver’sfacewasthesamefacehehadseeninthedream.Hewouldn’tgetonthebus.Asthebusdroveoffitcrashedandburstintoflames.Everyonewaskilled!Somepeoplesaystorieslikethesearecoincidences.OthersincludingsomescientistssaythatESPisreal.FromstudiesofESPwemaysomedaylearnmoreaboutthehumanminD.59.Accordingtothepassagetheauthorbelievesthatthesixthsenseis.A.inexistenceB.imaginativeC.notrealD.impossible60.ESPletspeopleknow________.A.abouteventsbeforetheyhappenB.abouteventsaftertheyhappenC.abouteventsthatarehappeningsomedistanceawayD.AandC.61.BystudyingESPscientistsmaygetto.A.learnhowpeopletellliesB.knowmoreabouthumandreamsC.knowmoreabouthumanmindD.learnhowstrangethingshappen62.Inthelastparagraphtheunderlinedwordcoincidencesprobablymeans.A.thingsthatmaynothappenB.thingsthathappeninadreamC.thingsthatmusthappenD.thingsthathappenbyaccident63.Thisarticleismainlyabout.A.thehumandreamB.thesixthsenseC.thehumanmindD.acrowdedbus
Dolphinsareinterestinganimalsandresearchersfindtheminterestingtowatch.Theydon’thavehandsbutcanusetoolstosolveproblemsjustlikeus.Scientistshaveobservedadolphintryingtogetashyeel鳝鱼tocomeoutofitsholebypoking捅itwithadeadfish.Manyspeciesofdolphinliveinlargesocieties.Theyhavemanydifferentrelationshipsandneedagoodcommunicationsystem;theyuseavarietyofsoundstocommunicatewitheachother.Thereiscurrentlynoevidencethatdolphinshavealanguageoftheirown.ButscientistsstillhavealottofindoutabouttheseanimalsandsotherearecertaintobeafewsurprisesinthefuturE.AtKewaloBasinMarineLaboratoryinHawaiithedolphinteamhavedevelopedasignlanguetocommunicatewiththedolphinsandtheresultsareamazing.NotonlydothedolphinsunderstandthemeaningofindividualwordstheyalsounderstandthesignificanceofwordorderinasentencE.Forexamplewhentheywereaskedto‘touchtheballwithyourtailandthenjumpoverit’theygenerallyrespondedcorrectlyandstraightawaywhichshowedthattheyunderstoodthelanguE.Mostmammalsseemtoenjoyplay—butdolphinsseemstolikemakingtheirgamesaschallengingaspossiblE.Onabeautifuldayin1997researchersworkingatabeachoffthesoutherncoastofBrazilobservedalittledoggoingintotheseaandswimmingtowardsthedolphins.Totheirsurprisethedolphinsapproachedthedogandthenstartedthrowingitintotheair.Thedogseemedtoenjoythe‘game’andcontinuedplayingwiththedolphinsformorethananhour.Fromthenondifferentdogswereseemtryingtointeractwiththedolphins.Dolphinsliveinaverydifferentworldtoourselvesbuttheyareverygoodatour‘intelligencetests’.ForexampletheywilljumpoutofthewaterwhentheyhearawhistlenoisE.TheydothisbecausetheywillgetafishasarewarD.Thereisstillmuchtolearnabouttheseflexible灵活的problem-solversbutfromtheevidencesofaritwouldseemasthoughdolphinsareveryintelligent.51.Togetashyeeltocomeoutofitsholeadolphinwouldpokeitwith____.A.atoolB.itstailC.adeadfishD.itsmouth52.AtalaboratoryinHawaiithedolphinteamhavedevelopeda____tocommunicatewiththedolphins.A.varietyofsoundsB.signlanguageC.specialwordorderD.dolphin’slanguage53.Dolphinsnotonlyunderstandthemeaningofindividualwordstheyalsounderstandtheimportanceof______inasentencE.A.thesubjectB.theverbsC.themainstructureD.wordorder54.Whentheyplaydolphinsseemstolikemakingtheirgamesas______aspossiblE.A.difficultB.easyC.interestingD.relaxing55.Dolphinswilljumpoutofthewaterwhentheyhearawhistlenoiseinorderto_______.A.watchpeopleB.breathefreshairC.enjoythemselvesD.getsomefood
Haveyoueversuddenlyfeltthatsomeoneyouknowwasintrouble——andhewas?Haveyoueverdreamedsomethingthatcametruelater?MaybeyouhaveESP超感官知觉.ESPstandsforExtraSensoryPerception.ItmaybecalledasixthsensE.Itseemstoletpeopleknowaboutevents事件beforetheyhappenoreventsthatarehappeningsomedistance距离away.Hereisanexample:A.womanwasdoingwashing.SuddenlysheshoutedMyfatherisdead!Isawhimsittinginthechair!JustthenatelephonecamE.Thewoman’sfatherhaddiedofaheartillness.Hediedsittinginachair.TherearethousandsofstorieslikethisonrecorD.Scientistsarestudyingthemtofindoutwhatisbehindthesestrangemental心理的messages.Here’sanotherexample——oneofhundredsofdreamsthathavecometruE.Amandreamedhewaswalkingalongaroadwhenahorseandcarriagecameby.ThedriversaidThere’sroomforonemorE.ThemanfeltthedriverwasDeathsoheranaway.Thenextdaythemanwasgettingonacrowdedbus.ThebusdriversaidThere’sroomforonemore.Thenthemansawthedriver’sfacewasthesamefacehehadseeninthedream.Hewouldn’tgetonthebus.Asthebusdroveoffitcrashedandburstintofires.Everyonewaskilled!Somepeoplesaystoriesliketheseareliesorcoincidences.OtherssaythatareESPintruE.FromstudiesofESPwemaysomedaylearnmoreaboutthehumanminD.64.ESPletspeopleknowabout_________.A.theirdreamsB.eventsaftertheyhappenC.eventsbeforetheyhappenD.heartillness65.Inhispassagethewordcoincidencesmeans________.A.thingswhichdonothappenB.thingswhichhappenbyaccidentC.thingswhichareonlydreamsD.thingsdreamedofonlybysickpeople66.Theexampleofthemanshowstheabilityto_______.A.avoidtrafficaccidentsB.knowthegoodandbadofapersonC.knowabouttheeventshappeningsomedistanceawayD.senseadangerthatwillhappenlateron67.Thebesttitleofthispassageis_________.A.SixthSenseB.TheHumanMindC.ABigLieD.ATerribleDream
PeoplehaveoftenwonderedaboutMargaretThatcher’sfamousclaimthatsheonlyneededfourhoursofsleepanight.PeoplewereamazedthatformerBritishPrimeMinisterhadmanagedtorunthecountryonsolittlesleep.Mostpeopleneedatleastsevenoreighthoursresteverynight.Butnowscientistshavediscoveredagene基因thataffectstheamountofsleepweneedandwhichallowssomepeopletosurviveonfewerhours.Theyfoundamotherandadaughterwhohaveararegenethatallowsthemtosleeplessthantherestoftheirfamily—butstillfeelalertduringtheday.Thepairmanagedtostayalertonaboutsixhourssleepanighttwohourslessthantherestoftheirfamilyneeds.ThefindingpublishedinSciencemagazineoffersanewdirectionforstudiesonhowsleepaffectshealth.ExpertssayadultsneedseventoninehoursofsleepforgoodhealthwhileteenagersandkidsneedmorE.Peoplewhodon’tgetenoughsleeparemorelikelytogetsickandsufferfrommemoryloss.In2001scientistsattheUniversityofCaliforniadiscoveredamutation突变inagenethatcausespeoplewiththatgenetohaveveryunusualsleepingpatterns.Thesepeoplegotobedaround7:30pmandwakearound3:30am.Nowtheteamhasfoundagenethataffectshowlongapersoncanstayasleep.Inthefamilytheystudiedthe69-year-oldmotherandher44-year-olddaughterusuallywenttobedaround10pm.Themotherwokeuparound4amandherdaughterwokeuparound4:30am.BothofthemfeltfullyresteD.BloodtestsshowedthewomenhaveamutationinagenenamedDEC2whichregulatesthebody’sclock.ResearcherYing-HuiFubred培育miceandfruitfliestocarrythemutation.Thefliesandmicewiththemutationsleptlessthanordinaryfliesandmiceandneededlesstimetorecoverfromlittlesleep.64.Whatisthemainideaofthepassage?A.Lesssleepdoesnotaffectpeople’shealth.B.Differentpeoplehavedifferentsleepingpatterns.C.Newmeasurescanreducetheeffectoflesssleeponhealth.D.Thehoursweneedtosleepmaybeaffectedbysomegeneinourbody.65.TheunderlinedwordalertinParagraph4issimilarinmeaningto.A.comfortableB.wideawakeC.quitealiveD.sleepy66.Inthestudythemotherandthedaughter.A.werefoundtohaveamutationinthegeneDEC2B.wereaskedtosleeplessthanotherfamilymembersC.hadthesamesleepingpatternasotherfamilymembersD.sufferedfrommemorylossforsleepingonlysixhoursanight67.Accordingtothepassagethenewfindingcanhelp.A.recovermemorylossB.curesleepingproblemsC.getridofmiceandfruitfliesmoreeasilyD.explainwhysomepeopleneedlesssleeptofeelfullyrested
AlltheoceansoftheworldwillbedeadinthefutureunlessactionistakenatoncE.Howcanthishappen?WehavealreadyseenthatpeopleallowallsortsofwasteproductstoflowintotheseA.Itisalmostimpossibletomeasurehowmuchwastewaterandindustrialwasteinouroceansbutwecanfindouthowmuchoilispouredintothemlegallyandillegally.Itisillegaltopouroilintotheseaclosetotheshorebutwhenashipismanymilesouttoseatherearenosuchrules.ScientistshavedifferentideasastotheamountofoilputtingintotheseabutthelowestfigureforoilpouredinEuropeanwatersaloneisnearly200000tonseveryyear.Somepeoplesaythefigurecouldbetentimesashigh.Itisnotonlyourcoaststhatsufferfromoilpollution.Manyshellfishforexamplenowhavehighamountsofpoisonoussubstances物质.Nexttimeyouhaveshellfishtoeathowcanyoubesurethattheyarefreefromoilpollution?Youcannotseetheeffectsandyoucannottastethemeither.Itisreallyquiteaproblem.51.Thispassageismainlyabout_________________.A.pollutionintheoceansB.oilpollutioninthewatersC.theamountsofpoisoninshellfishD.theamountsofoilinthesea52.Accordingtothepassagewhatisthemaincauseofoilpollution?A.Oilshipswhichmeetandstrikeeachother.B.Oilpouredatseawhentheoiltanksarecleanedout.C.OilfromwastewaterandindustrialwastE.D.OilcomingoutofthebottomoftheseA.53.Whichofthefollowingisillegalaccordingtothepassage?A.PouringoilintotheseafromlandespeciallywhenthereisnootherchoicE.B.PouringoilatseasidE.C.Allowingwastematerialstoflowintothewaters.D.Goingfishingwhenthewaterispollutedbyoil.54.AccordingtothepassagewhichoneisTRUE?A.Theamountofoilputintotheseaisnearly2000000tonsintheglobE.B.Everyyearthefigureforoilpouredintheoceanis1000000tonsinEuropE.C.Somepeoplethinkthefigureforoilpouredisestimatedtoolow.D.Thehighestamountofoilputintotheoceansreaches1000000tonsinglobE.55.WhichofthefollowingstatementsisWRONGaccordingtothepassage?A.Thewaterbodyoftheearthwillbedeadbytheyear2010withoutanyeffectivemeasurE.B.AlltheOceansintheworldarepollutedbyoil.C.It'spossiblethatallthecreaturesintheseawilldieoutifnoactionistaken.D.Somekindsofthelivingthingsinwatershavebeenpoisonedandwemustbecarefulofthem.
Aschildrengrowuptheybecomecuriousaboutdifferentkindsofthings.Whentheyarebabiestheyareinterestedinthepartsoftheirbodiesandinthesmilesoftheirmothers.Thentheybecomeinterestedinthephysicalworldaroundthem:theplantstheanimalsthesky.Latertheybecomeinterestedinthethingsthatpeoplehavemade:wheelsbicyclescars.Andwhentheyareadultstheircuriositycontinues.Sometimesthiscuriosityleadstoacareer生涯职业insciencE.ScientistsspendtheirlivestryingtofindoutabouttheworlD.Thosewhoworkwiththeearthsciencesstudytheearththeoceansandtheskies.Otherscientistswhostudylivingthingsworkwiththebiologicalsciences.A.thirdgroupofscientistsstudythephysicalsciencesE.g.physicschemistry.ThesescientistshavealreadydiscoveredalotaboutourworlD.Forexampletheytelluswhyyourheartbeatsfastwhenyourun.Theysaythatwhenyouarequietyourheartnormallybeatssixty-fiveorseventy-fivetimesaminutE.Yourheartisapump泵thatpumpsbloodtoallpartsofthebody.Thebloodcarriesoxygenandnutrition.Whenyourunyourmusclesworkveryhardandusethenutritionthatthebloodcarriestothem.Themusclesneedoxygentoo.Soyourbrainsendsasignaltotheheart.Thesignalmeansthatthemusclesneedmorenutritionandoxygen.Thentheheartbeatsfastandsendsbloodquicklytothemuscles.Itmaybeat90to140timesaminutE.Ofcoursescientistscannotanswerallofourquestions.IfweaskWhydoestheoceanwatertastesalty?scientistswillsaythatthesaltcomesfromrocks.Whenarockgetsveryhotorverycolditcracks.Rainfallsintocracks.Therainthencarriesthesaltintotheearthandintotherivers.Theriverscarrythesaltintotheocean.ButthenweaskWhathappenstothesaltintheocean?Theoceandoesnotgetsaltiereveryyear.Scientistsarenotsureabouttheanswertothisquestion.Weknowalotaboutourworldbuttherearestillmanyanswersthatwedonothaveandwearecurious.53.AccordingtothepassagewhichofthefollowingstatementsisTRUE?A.Peoplearecuriousinthesameway.B.Peopleindifferentcountriesareinterestedindifferentthings.C.Menandwomenarecuriousaboutdifferentthings.D.Peopleofdifferentagesareinterestedindifferentthings54.Scientistswhoworkwiththebiologicalsciencesstudy____.A.theearththeoceansandthesky;B.man-madethingsC.plantsandanimals;D.oceanwater55.Whenyourunyourmusclesneed____.A.morenutritionandoxygen;B.moresignalsC.moresalt;D.water56.A.rockcracks_____.A.inwetregions;B.indryregionsC.atveryhighorverylowtemperatures;D.whensaltywaterfallsin
DeathValleyisoneofthemostfamousdesertsintheUnitedStatescoveringawideareawithitsalkalisanD.Almost20percentofthisareaiswellbelowsealevelandBadwaterasaltwaterpoolisabout280feetbelowsealevelandthelowestpointintheUnitedStates.LongagothePanamintIndianscalledthisplaceTomesha—thelandoffirE.DeathValley’spresentnamedatesbackto1849whenagroupofminerscomingacrossfromNevadabecamelostinitsunpleasantnessandhugenessandtheiradventureturnedouttobeasadstory.TodayDeathValleyhasbeendeclaredaNationalMonument纪念碑andiscrossedbyseveralwell-markedroadswheregoodservicescanbefoundeasily.LuckilythechangecreatedbyhumansettlementhashardlyruinedthespecialbeautyofthisplacE.Herenaturecreatedalotofsurprisingalmostlikethesightsonthemoonever-changingasthefrequentwindmovesthesandaboutshowingthemostunusualcolors.OneofthemostastonishingandvariablepartsofDeathValleyistheDevil’sGolfCoursewhereitseemshardforonetotellrealityfromterribledreams.Sandsculptures沙雕standonafrighteninggroundaseveningshadowsmoveandlengthen.62._______isthelowestplaceinthedesert.A.TomeshaB.DeathValleyC.BadwaterD.Nevada63.Thenameofthevalleycomesfrom_______.A.anIndiannameB.aNationalMovementC.thelocalpeopleD.thedeathoftheminers64.Fromthepassagewecanlearnthat_______.A.noonehadeverknownthedesertbeforetheminersB.it’sstillnoteasytotravelacrossthedesertC.peoplecanfindgas-stationscafesandhotelsinthedesertD.peoplehavechangedthenaturalsightofthedesert65.DevilGolfCourseisfamousfor_______.A.thefrequentwindB.thecolorsofthesandC.thesandsculpturesD.dream-likesights66.Fromthepassagewecanseethatthewriter_______theDeathValley.A.isfearfulofB.appreciatesC.dislikesD.istiredof
WiththeTeslaRoadsterandotherplugin插入式electricvehicleshittingtheroaddemandisgrowingforaccessiblerefuelingpointstorechargethem.CarbonDayAutomotiveaChicagobasedcompanyhasnowdemonstratedasolarpoweredrechargingpointknownastheSolarPlugInStationwhichletsmotoristseasilychargetheircarsusingelectricitythathasbeenproducedwithoutanyenvironmentaldamagE.TheSolarPlugInStationhasgoneonshowinChicagoaspartofthecity’sbidtohostthe2016OlympicGames.AccordingtoCarbonDayAutomotivetheSolarPlugInStationonshowinChicagoispartofthevitalinfrastructure基础设施requiredforelectricvehiclesinChicagoandwasthefocusofarecentvisitbytheInternationalOlympicCommitteE.Thesesolarpoweredelectricitypointswillbeuseddailytofuelthecity’selectricvehicleswithpowerfromthesun.ByproducingtheelectricityfrompollutionfreesolarcelltheCO2emissionsarereducedtozero.SolarenergyandelectricvehiclesareapartnershipthatisonemoresteptoreducingourdependenceonforeignoilsaysRichardLowenthalCEOofCoulombTechnologies.CoulombTechnologiesrecentlydevelopedthecomponents部件requiredforindividualrechargingstationsmarketedasChargePointNetworkedChargingStations.CarbonDayAutomotiveistheMidwestdistributorfortheChargePointstations.TheSolarPlugInStationconsistsofgiantsolarpanels电池板thatshadethetinyChargePointNetworkedChargingStation.Thesolarpanelisconnectedtoanundergroundbatterypackreadyforeverydayrefueling.WithoutthesestationsitwouldbelikedrivingaroundinatraditionalcarwithouttheavailabilityofgasstationssaysScottEmalfarbCEOatCarbonDay.Thedayoftruepluginelectricvehicleswillbeheresoonerthanmostpeoplerealizeandtheworldneedstobereadytoaccommodatethem.66.TheSolarPlugInStationisusedaspartofthebidtohosttheOlympicsmainlybecause________.A.it’senvironmentallyfriendlyB.itmakesupforthelackofelectricityC.it’sanewideaandattractspeople’sattentionD.itbringsconveniencetoelectricvehicleusers67.Wecanlearnfromthepassagethat________.A.torechargetheelectricvehiclestakesalongtimeB.theSolarPlugInStationwillcomeintousein2016C.theSolarPlugInStationhasgoneonshowinternationallyD.Chicagoispromotingtheuseofelectricvehicles68.AccordingtothepassagehowmanyofthefollowingstatementsareTRUE?A.TeslaRoadsterisakindofpluginelectricvehiclE.B.TheSolarPlugInStationusessolarpowertochargeallofthecars.C.Chicagoisacitywhichisrichinoil.D.TheSolarPlugInStationconsistsofundergroundbatterypacks.E.ScottEmalfarbisoptimisticaboutthefutureofpluginelectricvehicles.A.2.B.3.C.4.D.5.69.ThepassageimpliesthatwhentheSolarPlugInStationbecomespopular________.A.morevisitorswillcometoChicagoB.thecitizensofChicagowillbeabletogotoworkfasterC.morespaceforelectricvehicleswillbeneededD.thecostofelectricvehicleswillbelowerthantraditionalcars70.Whatwouldbethebesttitleforthepassage?A.ChicagoWillSoonBeFullofElectricVehiclesB.ChicagoCallsonPeopletoBuyElectricVehiclesC.ChicagoFightsforItsBidtoHostthe2016OlympicsD.ChicagoShowsItsSolarpoweredRechargingStations
Couldaneaglecarryoffahumanbaby?EversincethestoryofSinbadtheSailorwe’veheardtalesofhumaninfants幼儿carriedoffbybigbirds.SinbadsothestorygoeswascarriedoffbyaRoC.TheRoc---ahugebird---tookSinbadinhisbeak喙andflewhimofftohisnestinthemountains.SinbadandtheRocwereonlyimaginary.Butwhatabouteagles?Cananeagleliftababy?Twoscientistswantedtofindout.TheyclimbedupintothehighmountainsandcaughtagoldeneaglE.Theytiedaneight---poundweighttoitsneck.Eightpoundstheyfeltwasabouttherightweightforaveryyoungbaby.ThentheylettheeagleloosE.Theeaglecouldn’tgetofftheground!40.ThestoryofSinbadtheSailortoldusthat__________.A.SinbadwasaveryyoungbabyB.thebigbirdenjoyedlivinginthemountainsC.SinbadwasonceliftedbyaverybigbirdD.bigbirdsdidharmtohumanbeings41.Whichofthefollowingistrueaccordingtothepassage?A.Storieshavebeentoldofhumanbeingscarriedoffbybirdsbutwedon’tknowifthesestoriesaretruE.B.TheRocwasarealbirdthatlivedlongago.C.ScientistsaresearchingfortheRocinthemountains.D.TheRocwasmuchbiggerthanthegoldeneaglE.42.Thispassageismainlyabout_______A.eagleB.theliftingpowerofeagleC.twoscientistsD.SinbadtheSailor
ScientistsstudyingtheimpactofclimatechangeontheArcticneedtoconsiderwaystoreducetheirowncarbonfootprints碳排放量saysRyanBrookaresearcherwhoregularlyfliesnorthtostudythehealthofcaribous驯鹿.Hecallsonscientiststoshowleadershipbyexaminingandsharingwaystoreducetheimpactofworkinginpolarregions.TheimportanceoftheresearchisnotaquestionherE.ItisimportanttoourunderstandingofadaptingtoclimatechangE.ButweneedtothinkaboutbetterapproachessaysBrook.Thisisanissueforallscientiststhoughpolarresearchersoftentravelparticularlylongdistancesusingcommercialairtravel.Wealsorelyextensivelyonsmallaircrafticebreakersandsnowmobilesallofwhichproducelargeamountsofcarbon.BrookstudiesthehealthofcaribouherdsinNunavutandNorthwestTerritories.Heworkswithnorthernwildlifemanagers.Thisworktypicallytakeshimnorthfiveorsixtimesperyearandwhenhecalculatedhisowncarbonfootprinthewasnothappywiththeresult.MyresearchfootprintsareaboutthesameastheannualfootprintsofanaverageTorontoresident.BasicallyIhavetwofootprints—myownpersonallifewhichismoderate适度的andmyresearchfootprint.ClimatescientistscanrightlyarguethatArcticresearchisaspecializedfieldandthecommunityofscientistswhotravelnorthisrelativelysmall.EvenifallscientistsworkinginthenorthreducedtheircarbonemissionsitwouldnotmakeabigimpactontheglobalscalE.ForBrookit’stheoptionthatmatters.TherearewaysresearcherscanreducetheamountofcarbontheyusE.Somehelicoptersuselessfuelthanothers.Solarandwindpowerarealternativestogas-firedgenerators.Andwhilecarbonoffsets抵消don’treducetheamountofcarbonemittedtheyareaneasyfirststep.Therearen’tnecessarilyanyeasyanswersbutweneedtostarttalkingaboutitsaysBrook.ThisisparticularlyimportantforthenextgenerationofscientistsbeingtrainedandIhopetoseethembecomeleadersinthisissuE.66.WhatistheimportanceoftheresearchaccordingtoBrook?A.Theimportanceoftheresearchisaquestion.B.ItisourunderstandingofadaptingtoclimatechangE.C.ItistheimportanceoftheresearchstudyingthehealthofcaribouherdsinNunavutandNorthwestTerritories.D.TheimportanceoftheresearchisusemoresolarandwindpoweraspossiblE.67.WhatdidBrookfindwhenhecalculatedhisowncarbonfootprints?A.HiscarbonfootprintsaremorethantheannualfootprintsofaTorontoresident.B.HispersonallifefootprintsaremorethantheannualfootprintsofaTorontoresident.C.Hisresearchfootprintsareaboutthesameashispersonallifefootprints.D.Hispersonallifefootprintsaremorethanhisresearchfootprints.68.Brook’sopinionischallengedbythestatementthat__________.A.arcticresearchisveryimportantB.theArcticisaspecialenvironmentC.thefootprintsofArcticscientistsaresmallD.Brook’ssituationisacommonphenomenon69.Wecaninferfromthelastparagraphthat________..A.weshouldtakeactionsimmediatelyinsteadofjusttalkingB.it’seasytostarttalkingabouttheproblemofcarbonemissionsC.it’snecessarynowtopayattentiontotheproblemofresearchfootprintsD.thenextgenerationofscientistsaremoreinterestedinresearchfootprints.70.What’sthemainideaofthetext?A.Theimportanceofarcticresearchisnotaquestion.B.Climatechangebecomesworsebecauseofarcticresearch.C.Brooksuggestswaysofreducingtheuseofcarbon.D.Scientistsmustmindtheirowncarbonfootprints.
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