2017年大学英语六级(CET-6)真题试卷及答案解析2

2017年大学英语六级(CET-6)真题试卷及答案解析PartIListeningComprehension(20minutes)SectionADirections:Inthissection,youwillhear10shortconversations.Attheendofeachconversation,aquestionwillbeaskedaboutwhatwassaid.Boththeconversationandthequestionwillbespokenonlyonce.Aftereachquestiontherewillbeapause.Duringthepause,youmustreadthefourchoicesmarkedA),B),C)andD),anddecidewhichisthebestanswer.ThenmarkthecorrespondingletterontheAnswerSheetwithasinglelinethroughthecentre.Example:Youwillhear:Youwillread:A)2hours.B)3hours.C)4hours.D)5hours.Fromtheconversationweknowthatthetwoaretalkingaboutsomeworktheywillstartat9o’clockinthemorningandhavetofinishat2intheafternoon.Therefore,D)“5hours”isthecorrectanswer.Youshouldchoose[D]ontheAnswerSheetandmarkitwithasinglelinethroughthecentre.SampleAnswer[A][B][C][D]1.A)Themanthinkstravellingbyairisquitesafe.B)Thewomannevertravelsbyplane.C)Bothspeakersfeelnervouswhenflying.D)Thespeakersfeelsadabouttheseriouslossoflife.2.A)Attheinformationdesk.B)Inanoffice.C)Inarestaurant.D)Atarailwaystation.3.A)Writetheletter.B)Painttheshelf.C)Fixtheshelf.D)Lookforthepen.4.A)Itgivesa30%discounttoallcustomers.B)ItisrunbyMrs.Winter’shusband.C)IthiresMrs.Winterasanadviser.D)Itencourageshusbandstoshopontheirown.5.A)Longexposuretothesun.B)Lackofsleep.C)Tootightahat.D)Longworkinghours.6.A)HisEnglishisstillpooraftertenyearsinAmerica.B)Hedoesn’tmindspeakingEnglishwithanaccent.C)Hedoesn’tlikethewayAmericansspeak.D)HespeaksEnglishasifhewereanativespeaker.7.A)Anautomechanic.B)Anelectrician.C)Acarpenter.D)Atelephonerepairman.8.A)Theybothenjoyedwatchingthegame.B)Themanthoughttheresultswerebeyondtheirexpectations.C)Theybothfeltgoodabouttheresultsofthegame.D)Peopleweresurprisedattheirwinningthegame.9.A)Managerandemployee.B)Salesmanandcustomer.C)Guideandtourist.D)Professorandstudent.10.A)TomhasarrangedasurprisepartyforLucy.B)Tomwillkeepthesurprisepartyasecret.C)TomandLucyhavenosecretsfromeachother.D)Tomdidn’tmakeanypromisetoLucy.SectionBCompoundDictation注意：听力理解的B节(SectionB)为复合式听写(CompoundDictation)，题目在试卷二上，现在请取出试卷二。Directions:Inthissection,youwillhearapassagethreetimes.Whenthepassageisreadforthefirsttime,youshouldlistencarefullyforitsgeneralidea.Whenthepassageisreadforthesecondtime,youarerequiredtofillintheblanksnumberedfromS1toS7withtheexactwordsyouhavejustheard.ForblanksnumberedfromS8toS10youarerequiredtofillinthemissinginformation.Youcaneitherusetheexactwordsyouhavejustheardorwritedownthemainpointsinyourownwords.Finally,whenthepassageisreadforthethirdtime,youshouldcheckwhatyouhavewritten.Thehumanbodyisaremarkablefoodprocessor.Asanadult,youmayconsume(S1)________atonoffoodperyearandstillnotgainorloseapoundofbodyweight.Youare(S2)________harnessing,andconsumingenergythroughtheintricate(S3)________ofyourbodyinordertoremaininenergybalance.To(S4)________agivenbodyweight,yourenergyinputmustbalanceyourenergyoutput.However,sometimesthe(S5)________energybalanceisupset,andyour(S6)________bodyweightwilleitherfallor(S7)________.Thetermbodyimagereferstothementalimagewehaveofourownphysicalappearance,and(S8)________________________________.Researchhasrevealedthatabout40percentofadultmenand55percentofadultwomenaredissatisfiedwiththeircurrentbodyweight.(S9)________________________________.Atthecollegelevel,astudyfoundthat85percentofbothmaleandfemalefirstyearstudentsdesiredtochangetheirbodyweight.(S10)________________________________.Thinnessiscurrentlyanattributethatfemalesdesirehighly.Malesgenerallydesiremuscularity.Thevastmajorityofindividualswhowanttochangetheirbodyweightdoitforthesakeofappearance:mostwanttoloseexcessbodyfat,whileasmallerpercentageofindividualsactuallywanttogainweight.PartIIReadingComprehension(35minutes)Directions:Thereare4readingpassagesinthispart.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA),B),C)andD).YoushoulddecideonthebestchoiceandmarkthecorrespondingletterontheAnswerSheetwithasinglelinethroughthecentre.PassageOneQuestions11to15arebasedonthefollowingpassage.Birdsthatareliterallyhalfasleep—withonebrainhemispherealertandtheothersleeping—controlwhichsideofthebrainremainsawake,accordingtoanewstudyofsleepingducks.Earlierstudieshavedocumentedhalfbrainsleepinawiderangeofbirds.Thebrainhemispherestaketurnssinkingintothesleepstagecharacterizedbyslowbrainwaves.Theeyecontrolledbythesleepinghemispherekeepsshut,whilethewakefulhemisphere’seyestaysopenandalert.Birdsalsocansleepwithbothhemispheresrestingatonce.Decadesofstudiesofbirdflocksledresearcherstopredictextraalertnessinthemorevulnerable,endoftherowsleepers.Sureenough,theendbirdstendedtowatchcarefullyonthesideawayfromtheircompanions.Ducksintheinnerspotsshowednopreferenceforgazedirection.Also,birdsdozing(打盹)attheendofthelineresortedtosinglehemispheresleep,ratherthantotalrelaxation,moreoftenthaninnerducksdid.Rotating16birdsthroughthepositionsinafourduckrow,theresearchersfoundouterbirdshalfasleepduringsome32percentofdozingtimeversusabout12percentforbirdsininternalspots.“Webelievethisisthefirstevidenceforananimalbehaviorallycontrollingsleepandwakefulnesssimultaneouslyindifferentregionsofthebrain,”theresearcherssay.Theresultsprovidethebestevidenceforalongstandingsuppositionthatsinglehemispheresleepevolvedascreaturesscannedforenemies.Thepreferenceforopeninganeyeonthelookoutsidecouldbewidespread,hepredicts.He’sseenitinapairofbirdsdozingsidebysideinthezooandinasinglepetbirdsleepingbyamirror.Themirrorsideeyeclosedasifthereflectionwereacompanionandtheothereyestayedopen.Usefulashalfsleepingmightbe,it’sonlybeenfoundinbirdsandsuchwatermammals(哺乳动物)asdolphins,whales,andseals.Perhapskeepingonesideofthebrainawakeallowsasleepinganimaltosurfaceoccasionallytoavoiddrowning.Studiesofbirdsmayofferuniqueinsightsintosleep.JeromeM.SiegeloftheUCLAsayshewondersifbirds’halfbrainsleep“isjustthetipoftheiceberg(冰山)”Hespeculatesthatmoreexamplesmayturnupwhenwetakeacloserlookatotherspecies.11.Anewstudyonbirds’sleephasrevealedthat________.A)halfbrainsleepisfoundinawidevarietyofbirdsB)halfbrainsleepischaracterizedbyslowbrainwavesC)birdscancontroltheirhalfbrainsleepconsciouslyD)birdsseldomsleepwiththewholeoftheirbrainatrest12.Accordingtothepassage,birdsoftenhalfsleepbecause________.A)theyhavetowatchoutforpossibleattacksB)theirbrainhemispherestaketurnstorestC)thetwohalvesoftheirbrainaredifferentlystructuredD)theyhavetoconstantlykeepaneyeontheircompanions13.Theexampleofabirdsleepinginfrontofamirrorindicatesthat________.A)thephenomenonofbirdsdozinginpairsiswidespreadB)birdsprefertosleepinpairsforthesakeofsecurityC)evenanimaginedcompaniongivesthebirdasenseofsecurityD)asinglepetbirdenjoysseeingitsownreflectioninthemirror14.Whilesleeping,somewatermammalstendtokeephalfawakeinorderto________.A)alertthemselvestotheapproachingenemyB)emergefromwaternowandthentobreatheC)besensitivetotheeverchangingenvironmentD)avoidbeingsweptawaybyrapidcurrents15.By“justthetipoftheiceberg”(Line2,Para.8),Siegelsuggeststhat________.A)halfbrainsleephassomethingtodowithicyweatherB)themysteryofhalfbrainsleepisclosetobeingsolvedC)mostbirdslivingincoldregionstendtobehalfsleepersD)halfbrainsleepisaphenomenonthatcouldexistamongotherspeciesPassageTwoQuestions16to20arebasedonthefollowingpassage.Anineyearoldschoolgirlsinglehandedlycooksupasciencefairexperimentthatendsupdebunking(揭穿…的真相)awidelypracticedmedicaltreatment.EmilyRosa’stargetwasapracticeknownastherapeutic(治疗的)touch(TTforshort),whoseadvocatesmanipulatepatients’“energyfieldtomakethemfeelbetterandeven,saysome,tocurethemofvariousills.YetEmily’stestshowsthattheseenergyfieldscan’tbedetected,evenbytrainedTTpractitioners(行医者).Obviouslymindfulofthepublicityvalueofthesituation,JournaleditorGeorgeLundbergappearedonTVtodeclare,“Agedoesn’tmatter.It’sgoodsciencethatmatters,andthisisgoodscience.”Emily’smotherLindaRosa,aregisterednurse,hasbeencampaigningagainstTTfornearlyadecade.LindafirstthoughtaboutTTinthelate‘80s,whenshelearneditwasontheapprovedlistforcontinuingnursingeducationinColorado.Its100,000trainedpractitioners(48,000intheU.S.)don’teventouchtheirpatients.Instead,theywavedtheirhandsafewinchesfromthepatient’sbody,pushingenergyfieldsarounduntilthey’rein“balance.”TTadvocatessaythesemanipulationscanhelphealwounds,relievePainandreducefever.TheclaimsaretakenseriouslyenoughthatTTtherapistsarefrequentlyhiredbyleadinghospitals,atupto$70anhour,tosmoothpatients’energy,sometimesduringsurgery.YetRosacouldnotfindanyevidencethatitworks.Toprovidesuchproof,TTtherapistswouldhavetositdownforindependenttesting—somethingtheyhaven’tbeeneagertodo,eventhoughJamesRandihasofferedmorethan$1milliontoanyonewhocandemonstratetheexistenceofahumanenergyfield.(He’shadonetakersofar.Shefailed.)AskepticmightconcludethatTTpractitionersareafraidtolaytheirbeliefsontheline.Butwhocouldturndownaninnocentfourthgrader?SaysEmily:“Ithinktheydidn’ttakemeveryseriouslybecauseI’makid.”Theexperimentwasstraightforward:21TTtherapistsstucktheirhands,palmsup,throughascreen.Emilyheldherownhandoveroneoftheirsleftorrightandthepractitionershadtosaywhichhanditwas.Whentheresultswererecorded,they’ddonenobetterthantheywouldhavebysimplyguessing.Iftherewasanenergyfield,theycouldn’tfeelit.16.WhichofthefollowingisevidencethatTTiswidelypracticed?A)TThasbeeninexistencefordecades.B)Manypatientswerecuredbytherapeutictouch.C)TTtherapistsareoftenemployedbyleadinghospitals.D)Morethan100,000peopleareundergoingTTtreatment.17.VeryfewTTpractitionersrespondedtothe$1millionofferbecause________.A)theydidn’ttaketheofferseriouslyB)theydidn’twanttorisktheircareerC)theywereunwillingtorevealtheirsecretD)theythoughtitwasnotinlinewiththeirpractice18.ThepurposeofEmilyRosa’sexperimentwas________.A)toseewhyTTcouldworkthewayitdidB)tofindouthowTTcuredpatients’illnessesC)totestwhethershecouldsensethehumanenergyfieldD)totestwhetherahumanenergyfieldreallyexisted19.WhydidsomeTTpractitionersagreetobethesubjectsofEmil’sexperiment?A)Itinvolvednothingmorethanmereguessing.B)Theythoughtitwasgoingtobealotoffun.C)Itwasmorestraightforwardthanotherexperiments.D)Theysensednoharminalittlegirl’sexperiment.20.Whatcanwelearnfromthepassage?A)Somewidelyacceptedbeliefscanbedeceiving.B)Solidevidenceweighsmorethanpuretheories.C)LittlechildrencanbeascleverastrainedTTpractitioners.D)TheprincipleofTTistooprofoundtounderstand.PassageThreeQuestions21to25arebasedonthefollowingpassage.Whatmightdrivingonanautomatedhighwaybelike?Theanswerdependsonwhatkindofsystemisultimatelyadopted.Twodistincttypesareonthedrawingboard.Thefirstisaspecialpurposelanesystem,inwhichcertainlanesarereservedforautomatedvehicles.Thesecondisamixedtrafficsystem:fullyautomatedvehicleswouldsharetheroadwithpartiallyautomatedormanualdrivencars.Aspecialpurposelanesystemwouldrequiremoreextensivephysicalmodificationstoexistinghighways,butitpromisesthegreatestgainsinfreeway(高速公路)capacity.Undereitherscheme,thedriverwouldspecifythedesireddestination,furnishingthisinformationtoacomputerinthecaratthebeginningofthetriporperhapsjustbeforereachingtheautomatedhighway.Ifamixedtrafficsystemwaywasinplace,automateddrivingcouldbeginwheneverthedriverwasonsuitablyequippedroads.Ifspecialpurposelaneswereavailable,thecarcouldenterthemandjoinexistingtrafficintwodifferentways.Onemethodwoulduseaspecialonramp(入口引道).Asthedriverapproachedthepointofentryforthehighway,devicesinstalledontheroadsidewouldelectronicallycheckthevehicletodetermineitsdestinationandtoascertainthatithadtheproperautomationequipmentingoodworkingorder.Assumingitpassedsuchtests,thedriverwouldthenbeguidedthroughagateandtowardanautomatedlane.Inthiscase,thetransitionfrommanualtoautomatedcontrolwouldtakeplaceontheentranceramp.Analternativetechniquecouldemployconventionallanes,whichwouldbesharedbyautomatedandregularvehicles.Thedriverwouldsteerontothehighwayandmoveinnormalfashiontoa“transition”lane.Thevehiclewouldthenshiftundercomputercontrolontoalanereservedforautomatedtraffic.(Thelimitationoftheselanestoautomatedtrafficwould,presumably,bewellrespected,becausealltrespassers(非法进入者)couldbeswiftlyidentifiedbyauthorities.)Eitherapproachtojoiningalaneofautomatedtrafficwouldharmonizethemovementofnewlyenteringvehicleswiththosealreadytraveling.Automaticcontrolhereshouldallowforsmoothmergingwithouttheusualuncertaintiesandpotentialforaccidents.Andonceavehiclehadsettledintoautomatedtravel,thedriverwouldbefreetoreleasethewheel,openthemorningpaperorjustrelax.21.Welearnfromthefirstparagraphthattwosystemsofautomatedhighways________.A)arebeingplannedB)arebeingmodifiedC)arenowinwideuseD)areunderconstruction22.Aspecialpurposelanesystemisprobablyadvantageousinthat________.A)itwouldrequireonlyminorchangestoexistinghighwaysB)itwouldachievethegreatesthighwaytrafficefficiencyC)ithasalaneforbothautomatedandpartiallyautomatedvehiclesD)itoffersmorelanesforautomatedvehicles23.Whichofthefollowingistrueaboutdrivingonanautomatedhighway?A)Vehiclestravelingonitareassigneddifferentlanesaccordingtotheirdestinations.B)Acarcanjoinexistingtrafficanytimeinamixedlanesystem.C)Thedrivershouldinformhiscarcomputerofhisdestinationbeforedrivingontoit.D)Thedrivershouldsharetheautomatedlanewiththoseofregularvehicles.24.Weknowfromthepassagethatacarcanenteraspecialpurposelane________.A)bysmoothlymergingwithcarsontheconventionallaneB)bywayofarampwithelectroniccontroldevicesC)throughaspeciallyguardedgateD)afteralltrespassersareidentifiedandremoved25.Whendrivinginanautomatedlane,thedriver________.A)shouldharmonizewithnewlyenteringcarsB)doesn’thavetorelyonhiscomputersystemC)shouldwatchoutforpotentialaccidentsD)doesn’thavetoholdontothesteeringwheelPassageFourQuestions26to30arebasedonthefollowingpassage.Takingchargeofyourselfinvolvesputtingtorestsomeveryprevalentmyths.Atthetopofthelististhenotionthatintelligenceismeasuredbyyourabilitytosolvecomplexproblems;toread,writeandcomputeatcertainlevels;andtoresolveabstractequationsquickly.Thisvisionofintelligenceassertsformaleducationandbookishexcellenceasthetruemeasuresofselffulfillment.Itencouragesakindofintellectualprejudicethathasbroughtwithitsomediscouragingresults.Wehavecometobelievethatsomeonewhohasmoreeducationalmeritbadges,whoisverygoodatsomeformofschooldisciplineis“intelligent.”Yetmentalhospitalsarefilledwithpatientswhohavealloftheproperlyletteredcertificates.Atruerindicatorofintelligenceisaneffective,happylifelivedeachdayandeachpresentmomentofeveryday.Ifyouarehappy,ifyouliveeachmomentforeverythingit’sworth,thenyouareanintelligentperson.Problemsolvingisausefulhelptoyourhappiness,butifyouknowthatgivenyourinabilitytoresolveaparticularconcernyoucanstillchoosehappinessforyourself,orataminimumrefusetochooseunhappiness,thenyouareintelligent.YouareintelligentbecauseyouhavetheultimateweaponagainstthebigN.B.D.—NervousBreakDown.“IntelligentpeopledonothaveN.B.D.’sbecausetheyareinchargeofthemselves.Theyknowhowtochoosehappinessoverdepression,becausetheyknowhowtodealwiththeproblemsoftheirlives.Youcanbegintothinkofyourselfastrulyintelligentonthebasisofhowyouchoosetofeelinthefaceoftryingcircumstances.Thelifestrugglesareprettymuchthesameforeachofus.Everyonewhoisinvolvedwithotherhumanbeingsinanysocialcontexthassimilardifficulties.Disagreements,conflictsandcompromisesareapartofwhatitmeanstobehuman.Similarly,money,growingold,sickness,deaths,naturaldisastersandaccidentsarealleventswhichpresentproblemstovirtuallyallhumanbeings.Butsomepeopleareabletomakeit,toavoidimmobilizingdepressionandunhappinessdespitesuchoccurrences,whileotherscollapseorhaveanN.B.D.Thosewhorecognizeproblemsasahumanconditionanddon’tmeasurehappinessbyanabsenceofproblemsarethemostintelligentkindofhumansweknow;also,themostrare.26.Accordingtotheauthor,theconventionalnotionofintelligencemeasuredintermsofone’sabilitytoread,writeandcompute________.A)isawidelyheldbutwrongconceptB)willhelpeliminateintellectualprejudiceC)istherootofallmentaldistressD)willcontributetoone’sselffulfillment27.Itisimpliedinthepassagethatholdingauniversitydegree________.A)mayresultinone’sinabilitytosolvecomplexreallifeproblemsB)doesnotindicateone’sabilitytowriteproperlywordeddocumentsC)maymakeonementallysickandphysicallyweakD)doesnotmeanthatoneishighlyintelligent28.Theauthorthinksthatanintelligentpersonknows________.A)howtoputupwithsomeveryprevalentmythsB)howtofindthebestwaytoachievesuccessintireC)howtoavoiddepressionandmakehislifeworthwhileD)howtopersuadeotherstocompromise29.Inthelastparagraph,theauthortellsusthat________.A)difficultiesarebutpartofeveryone’slifeB)depressionandunhappinessareunavoidableinlifeC)everybodyshouldlearntoavoidtryingcircumstancesD)goodfeelingscancontributetoeventualacademicexcellence30.Accordingtothepassage,whatkindofpeoplearerare?A)Thosewhodon’temphasizebookishexcellenceintheirpursuitofhappiness.B)Thosewhoareawareofdifficultiesinlifebutknowhowtoavoidunhappiness.C)ThosewhomeasurehappinessbyanabsenceofproblemsbutseldomsufferfromN.B.D’s.D)Thosewhoareabletosecurehappinessthoughhavingtostruggleagainsttryingcircumstances.PartIIIVocabulary(20minutes)Directions:Thereare30incompletesentencesinthispart.ForeachsentencetherearefourchoicesmarkedA),B),C)andD).ChoosetheONEthatbestcompletesthesentence.ThenmarkthecorrespondingletterontheAnswerSheetwithasinglelinethroughthecentre.31.Startingwiththe________thatthereislifeontheplanetMars,thescientistwentontodevelophisargument.A)premiseB)pretextC)foundationD)presentation32.Afterseveralnucleardisasters,a________hasragedoverthesafetyofnuclearenergy.A)quarrelB)suspicionC)verdictD)controversy33.Theirdiplomaticprinciplescomplexlylaidbaretheir________forworldconquest.A)admirationB)ambitionC)administrationD)orientation34.Thedirectorgavemehis________thathewoulddoublemypayifIdidmyjobwell.A)warrantB)obligationC)assuranceD)certainty35.TheChristmastreewasdecoratedwithshining________suchascoloredlightsandglassballs.A)ornamentsB)luxuriesC)exhibitsD)complements36.Thetwomostimportant________inmakingacakeareflourandsugar.A)elementsB)componentsC)ingredientsD)constituents37.Cultural________indicatesthathumanbeingshandtheirlanguagesdownfromonegenerationtoanother.A)translationB)transitionC)transmissionD)transaction38.Wemustlookbeyond________andassumptionsandtrytodiscoverwhatismissing.A)justificationsB)illusionsC)manifestationsD)specifications39.Nooneimaginedthattheapparently________businessmanwasreallyacriminal.A)respectiveB)respectableC)respectfulD)realistic40.Ifnothingisdonetoprotecttheenvironment,millionsofspidersthatarealivetodaywillhavebecome________.A)deterioratedB)degeneratedC)suppressedD)extinct41.The________ofthescientificattitudeisthatthehumanmindcansucceedinunderstandingtheuniverse.A)essenceB)textureC)contentD)threshold42.Theoldladyhasdevelopeda________coughwhichcannotbecuredcompletelyinashorttime.A)perpetualB)permanentC)chronicD)sustained43.Whatthecorrespondentsentusisan________newsreport.Wecandependonit.A)evidentB)authenticC)ultimateD)immediate44.Havinghadherasaprofessorandadviser,Icantellyouthatsheisan________forcewhopushesherstudentstoexcelfarbeyondtheirownexpectations.A)inspirationalB)educationalC)excessiveD)instantaneous45.Someresearchersfeelthatcertainpeoplehavenervoussystemsparticularly________tohot,drywinds.Theyarewhatwecallweathersensitivepeople.A)subjectiveB)subordinateC)liableD)vulnerable46.Hurricanesarekillerwinds,andtheir________powerliesinthephysicaldamagetheycando.A)cumulativeB)destructiveC)turbulentD)prevalent47.Insomecountries,studentsareexpectedtobequietand________intheclassroom.A)skepticalB)faithfulC)obedientD)subsidiary48.Inspiteofthe________economicforecasts,manufacturingoutputhasrisenslightly.A)gloomyB)miserableC)shadowyD)obscure49.Bodypaintorfacepaintisusedmostlybymeninpreliteratesocietiesinordertoattractgoodhealthorto________disease.A)setasideB)wardoffC)shrugoffD)giveaway50.Theinternationalsituationhasbeengrowing________difficultforthelastfewyears.A)invariablyB)presumablyC)increasinglyD)dominantly51.Theprisonerwas________ofhiscivillibertyforthreeyears.A)dischargedB)derivedC)deprivedD)dispatched52.Smallfarmsandthelackofmoderntechnologyhave________agriculturalproduction.A)blunderedB)tangledC)bewilderedD)hampered53.TheJapanesescientistshavefoundthatscents________efficiencyandreducestressamongofficeworkers.A)enhanceB)amplifyC)fosterD)magnify54.Allthestudentshaveto________totherulesandregulationsoftheschool.A)confirmB)confrontC)confineD)conform55.He________hishead,wonderinghowtosolvetheproblem.A)scrappedB)screwedC)scrapedD)scratched56.Assoonastheboywasabletoearnhisownlivinghe________hisparents’strictrules.A)defiedB)refutedC)excludedD)vetoed57.Thehelicopteralightplaneandbothpilotswerekilled.A)coincidedwithB)stumbledonC)tumbledtoD)collidedwith58.To________istosaveandprotect,toleavewhatweourselvesenjoyinsuchgoodconditionthatothersmayalsosharetheenjoyment.A)conserveB)conceiveC)convertD)contrive59.Putondarkglassesorthesunwill________youandyouwon’tbeabletosee.A)discernB)distortC)distractD)dazzle60.In________timeshumanbeingsdidnottravelforpleasurebuttofindamorefavourableclimate.A)primeB)primitiveC)primaryD)preliminaryPartIVCloze(15minutes)Directions:Thereare20blanksinthefollowingpassage.ForeachblanktherearefourchoicesmarkedA),B),C)andD)ontherightsideofthepaper.YoushouldchoosetheONEwithasinglelinethroughthecentre.IntheUnitedStates,thefirstdaynursery,wasopenedin1854.Nurserieswereestablishedinvariousareasduringthe__61__halfofthe19thcentury;mostof__62__werecharitable.BothinEuropeandintheU.S.,thedaynurserymovementreceivedgreat__63__duringtheFirstWorldWar,when__64__ofmanpowercausedtheindustrialemploymentofunprecedented(前所未有)numbersofwomen.InsomeEuropeancountriesnurserieswereestablished__65__inmunitions(军火)plants,underdirectgovernmentsponsorship.__66__thenumberofnurseriesintheU.S.alsorose__67__,thisrisewasaccomplishedwithoutgovernmentaidofanykind.DuringtheyearsfollowingtheFirstWorldWar,__68__,federal,State,andlocalgovernmentsgraduallybegantoexerciseameasureofcontrol__69__thedaynurseries,chieflyby__70__themandby.The__71__oftheSecondWorldWarwasquicklyfollowedbyanincreaseinthenumberofdaynurseriesinalmostallcountries,aswomenwere__72__calledupontoreplacemeninthefactories.Onthis__73__theU.S.government