2018年考研英语二真题与答案

2018年全国硕士研究生入学统一考试英语（二）及答案SectionIUseofEnglishDirections:Readthefollowingtext.Choosethebestword(s)foreachnumberedblankandmarkA,B,CorDontheANSWERSHEET.(10points)WhydopeoplereadnegativeInternetcommentsanddootherthingsthatwillobviouslybepainful?Becausehumanshaveaninherentneedto___1___uncertainty,accordingtoarecentstudyinPsychologicalScience.Thenewresearchrevealsthattheneedtoknowissostrongthatpeoplewill___2__tosatisfytheircuriosityevenwhenitiscleartheanswerwill___3___.Inaseriesoffourexperiments,behavioralscientistsattheUniversityofChicagoBoothSchoolofBusinessandtheWisconsinSchoolofBusinesstestedstudents'willingnessto___4___themselvestounpleasantstimuliinanefforttosatisfycuriosity.Forone___5___,eachparticipantwasshownapileofpensthattheresearcherclaimedwerefromapreviousexperiment.Thetwist?Halfofthepenswould___6___anelectricshockwhenclicked.Twenty-sevenstudentsweretoldwhichpenswererigged;anothertwenty-sevenweretoldonlythatsomewereelectrified.___7___leftaloneintheroom,thestudentswhodidnotknowwhichoneswouldshockthemclickedmorepensandincurredmorejoltsthanthestudentswhoknewwhatwould___8___.Subsequentexperimentsreplicatedthiseffectwithotherstimuli,___9___thesoundoffingernailsonachalkboardandphotographsofdisgustinginsects.Thedriveto___10___isdeeplyingrainedinhumans,muchthesameasthebasicdrives___11___orshelter,saysChristopherHseeoftheUniversityofChicago,aco-authorofthepaper.Curiosityisoftenconsideredagoodinstinct—itcan____12___newscientificadvances,forinstance—butsometimessuch__13____canbackfire.Theinsightthatcuriositycandriveyoutodo____14____thingsisaprofoundone.Unhealthycuriosityispossibleto___15___,however.Inafinalexperiment,participantswhowereencouragedto___16___howtheywouldfeelafterviewinganunpleasantpicturewerelesslikelyto___17____toseesuchanimage.Theseresultssuggestthatimaginingthe___18__offollowingthroughonone'scuriosityaheadoftimecanhelpdetermine___19____itisworththeendeavor.―Thinkingaboutlong-term___20___iskeytomitigatingthepossiblenegativeeffectsofcuriosity,‖Hseesays.Inotherwords,don'treadonlinecomments.1.A.ignoreB.protectC.discussD.resolve2.A.refuseB.seekC.waitD.regret3.A.riseB.lastC.hurtD.mislead4.A.alertB.exposeC.tieD.treat5.A.trialB.messageC.reviewD.concept6.A.removeB.deliverC.weakenD.interrupt7.A.UnlessB.IfC.WhenD.Though8.A.changeB.continueC.disappearD.happen9.A.suchasB.ratherthanC.regardlessofD.owingto10.A.disagreeB.forgiveC.discoverD.forget11.A.payB.foodC.marriageD.schooling12.A.beginwithB.restonC.leadtoD.learnfrom13.A.inquiryB.withdrawalC.persistenceD.diligence14.A.self-deceptiveB.self-reliantC.self-evidentD.self-destructive15.A.traceB.defineC.replaceD.resist16.A.concealB.overlookC.designD.predict17.A.chooseB.rememberC.promiseD.pretend18.A.reliefB.outcomeC.planD.duty19.A.howB.whyC.whereD.whether20.A.limitationsB.investmentsC.consequencesD.strategiesSectionⅡReadingComprehensionPartADirections:Readthefollowingfourtexts.Answerthequestionsaftereachtextbychoosing[A],[B],[C]or[D].MarkyouranswersonANSWERSHEET1.(40points)Text1ItiscuriousthatStephenKoziatekfeelsalmostasthoughhehastojustifyhiseffortstogivehisstudentsabetterfuture.Mr.Koziatekispartofsomethingpioneering.HeisateacherataNewHampshirehighschoolwherelearningisnotsomethingofbooksandtestsandrotememorization,butpractical,reportsstaffwriterStacyTeicherKhadaroointhisweek’scoverstory.Whendiditbecomeacceptedwisdomthatstudentsshouldbeabletonamethe13thpresidentoftheUnitedStatesbutbeutterlybamboozledbyabustedbikechain?AsKoziatekknows,thereislearninginjustabouteverything.Nothingisnecessarilygainedbyforcingstudentstolearngeometryatagraffitieddeskstuckwithgenerationsofdiscardedchewinggum.Theycanalsolearngeometrybyassemblingabicycle.Buthe’salsofoundakindofinsidiousprejudice.Workingwithyourhandsisseenasalmostamarkofinferiority.Schoolsinthefamilyofvocationaleducation―havethatstereotype...thatit’sforkidswhocan’tmakeitacademically,‖hesays.Ononehand,thatviewpointisalogicalproductofAmerica’sevolution.Manufacturingisnottheeconomicenginethatitoncewas.ThejobsecuritythattheUSeconomyonceofferedtohighschoolgraduateshaslargelyevaporated.Moreeducationisthenewmantra.Wewantmoreforourkids,andrightfullyso.Buttheheadlongpushintobachelor’sdegreesforall–andthesubtledevaluingofanythingless–missesanimportantpoint:That’snottheonlythingtheAmericaneconomyneeds.Yes,abachelor'sdegreeopensmoredoors.Butevennow,54percentofthejobsinthecountryaremiddle-skilljob,suchasconstructionandhigh-skillmanufacturing.Butonly44percentofworkersareadequatelytrained.Inotherwords,atatimewhentheworkingclasshasturnedthecountryonitspoliticalhead,frustratedthattheopportunitythatoncedefinedAmericaisvanishing,oneobvioussolutionisstaringusintheface.Thereisagapinworking-classjobs,buttheworkerswhoneedthosejobsmostaren'tequippedtodothemKoziatek'sManchesterSchoolofTechnologyHighSchoolistryingtofillthatgap.Koziatek'sschooliswake-upcall.Wheneducationbecomesone-size-fits-all,itrisksoverlookinganation'sdiversityofgifts.21.Abrokenbikechainismentionedtoshowstudent'slackof.A.academictrainingB.practicalabilityC.pioneeringspiritD.mechanicalmemorizetion22.Thereexiststheprejudicethatvocationaleducationisforkidswho.A.haveastereotypedmindB.havenocareermotivationC.arefinanciallydisadvantagedD.arenotacademicallysuccessful23.WecaninferfromParagraph5thathighschoolgraduates.A.usedtohavemorejobopportunitiesB.usedtohavebigfinancialconcernsC.areentitledtomoreeducationalprivilegesD.arereluctanttoworkinmanufacturing24.Theheadlongpushintobachelorsdegreesforall.A.helpscreatealotofmiddle-classjobsB.maynarrowthegapinworking-classjobsC.indicatestheovervaluingofhighereducationD.isexpectedtoyieldabetter-trainedwirkforce25.Theauthor’sattitudetowardKoziatek’sschoolcanbedescribedas.A.tolerantB.cautiousC.supportiveD.disappointedText2Whilefossilfuels-coal,oil,gas–stillgenerateroughly85percentoftheworld’senergysupply,it’sclearerthaneverthatthefuturebelongstorenewablesourcessuchaswindandsolar.Themovetorenewableispickingupmomentumaroundtheworld:Theynowaccountformorethanhalfofnewpowersourcesgoingonline.Somegrowthstemfromacommitmentbygovernmentsandfarsightedbusinessestofundcleanerenergysources.Butincreasinglythestoryisabouttheplummetingpricesofrenewables,especiallywindandsolar.Thecostofsolarpanelshasdroppedby80percentandthecostofwindturbinesbyclosetoone-thirdinthepasteightyears.Inmanypartsoftheworldrenewableenergyisalreadyaprincipalenergysource.InScotland,forexample,windturbinesprovideenoughelectricitytopower95percentofhomes.Whiletherestoftheworldtakesthelead,notablyChinaandEurope,theUnitedStatesisalsoseeingaremarkableshift.InMarch,forthefirsttime,windandsolarpoweraccountedformorethan10percentofthepowergeneratedintheUS,reportedtheUSEnergyInformationAdministration.PresidentTrumphasunderlinedfossilfuels–especiallycoal–asthepathtoeconomicgrowth.InarecentspeechinIowa,hedismissedwindpowerasanunreliableenergysource.ButthatmessagedidnotplaywellwithmanyinIowa,wherewindturbinesdotthefieldsandprovide36percentofthestate’selectricitygeneration–andwheretechgiantslikeMicrosoftarebeingattractedbytheavailabilityofcleanenergytopowertheirdatacenters.Thequestion―whathappenswhenthewinddoesn’tbloworthesundoesn’tsshine?‖hasprovidedaquickput-downforskeptics.Butaboostinthestoragecapacityofbatteriesismakingtheirabilitytokeeppowerflowingaroundtheclockmorelikely.Theadvanceisdriveninpartbyvehiclemanufacturers,whoareplacingbigbetsonbattery-poweredvehicles.Althoughelectriccarsarestillararityonroadsnow,thismassiveinvestmentcouldchangethepicturerapidlyincomingyears.Whilethere’salongwaytogo,thetrendlinesforrenewablesarespiking.Thepaceofchangeinenergysourcesappearstobespeedingup–perhapsjustintimetohaveameaningfuleffectinshowingclimatechange.WhatWashingtondoes–ordoesn’tdo–topromotealternativeenergymaymeanlessandlessatatimeofaglobalshiftinthought.26.Theword―plummeting‖(Line3,Para.2)isclosestinmeaningto______.A.stabilizingB.changingC.fallingD.rising27.AccordingtoParagraph3,theuseofrenewableenergyinAmerica_____.A.isprogressingnotablyB.isasextensiveasinEuropeC.facesmanychallengesD.hasprovedtobeimpractical28.ItcanbelearnedthatinIowa,____.A.windisawidelyusedenergysource.B.windenergyhasreplacedfossilfuelsC.techgiantsareinvestingincleanenergyD.thereisashortageofcleanenergysupply29.WhichofthefollowingistrueaboutcleanenergyaccordingtoParagraphs5&6?A.Itsapplicationhasboostedbatterystorage.B.Itiscommonlyusedincarmanufacturing.C.Itscontinuoussupplyisbecomingareality.D.Itssustainableexploitationwillremaindifficult.30.Itcanbeinferredfromthelastparagraphthatrenewableenergy____.A.willbringtheUSclosertoothercountriesB.willaccelerateglobalenvironmentalchangeC.isnotreallyencouragedbytheUSgovernmentD.isnotcompetitiveenoughwithregardtoitscostText3Thepowerandambitionofthegiantsofthedigitaleconomyisastonishing–AmazonhasjustannouncedthepurchaseoftheupmarketgrocerychainWholeFoodsfor$13.5bn,buttwoyearsagoFacebookpaidevenmorethanthattoacquiretheWhatsAppmessagingservice,whichdoesn’thaveanyphysicalproductatall.WhatWhatsAppofferedFacebookwasanintricateandfinelydetailedwebofitsusers’friendshipsandsociallives.FacebookpromisedtheEuropeancommissionthenthatitwouldnotlinkphonenumberstoFacebookidentities,butitbrokethepromisealmostassoonasthedealwentthrough.Evenwithoutknowingwhatwasinthemessages,theknowledgeofwhosentthemandtowhomwasenormouslyrevealingandstillcouldbe.Whatpoliticaljournalist,whatpartywhip,wouldnotwanttoknowthemakeupoftheWhatsAppgroupsinwhichTheresaMay’senemiesarecurrentlyplotting?ItmaybethatthevaluetoAmazonisnotsomuchthe460shopsitowns,buttherecordsofwhichcustomershavepurchasedwhat.Competitionlawappearstobetheonlywaytoaddresstheseimbalancesofpower.Butitisclumsy.Foronething,itisveryslowcomparedtothepaceofchangewithinthedigitaleconomy.Bythetimeaproblemhasbeenaddressedandremedieditmayhavevanishedinthemarketplace,tobereplacedbynewabusesofpower.Butthereisadeeperconceptualproblem,too.Competitionlawaspresentlyinterpreteddealswithfinancialdisadvantagetoconsumersandthisisnotobviouswhentheusersoftheseservicesdon’tpayforthem.Theusersoftheirservicesarenottheircustomers.Thatwouldbethepeoplewhobuyadvertisingfromthem–andFacebookandGoogle,thetwovirtualgiants,dominatedigitaladvertisingtothedisadvantageofallothermediaandentertainmentcompanies.Theproductthey’resellingisdata,andwe,theusers,convertourlivestodataforthebenefitofthedigitalgiants.Justassomeantsfarmthebugscalledaphidsforthehoneydewtheyproducewhentheyfeed,soGooglefarmsusforthedatathatourdigitallivesyield.Antskeeppredatoryinsectsawayfromwheretheiraphidsfeed;Gmailkeepsthespammersoutofourinboxes.Itdoesn’tfeellikeahumanordemocraticrelationship,evenifbothsidesbenefit.31.AccordingtoParagraph1,FacebookacquiredWhatsAppforitsA.digitalproductsB.userinformationC.physicalassetsD.qualityservice32.LinkingphonenumberstoFacebookidentitiesmay______.A.worsenpoliticaldisputesB.messupcustomerrecordsC.posearisktoFacebookusersD.misleadtheEuropeancommission33.Accordingtotheauthor,competitionlaw______.A.shouldservethenewmarketpowersB.mayworsentheeconomicimbalanceC.shouldnotprovidejustonelegalsolutionD.cannotkeeppacewiththechangingmarket34.CompetitionlawaspresentlyinterpretedcanhardlyprotectFacebookusersbecause______.A.theyarenotdefinedascustomersB.theyarenotfinanciallyreliableC.theservicesaregenerallydigitalD.theservicesarepaidforbyadvertisers35.Theantsanalogyisusedtoillustrate______.A.awin-winbusinessmodelbetweendigitalgiantsB.atypicalcompetitionpatternamongdigitalgiantsC.thebenefitsprovidedfordigitalgiants’customersD.therelationshipbetweendigitalgiantsandtheirusersText4Tocombatthetrapofputtingapremiumonbeingbusy,GalNewport,antherofDeepWork:RulesforFocusedSuccessinaDistrictedworld,recommendsbuildingahabitof―deepwork‖,—theabilitytofocuswithoutdistraction.Thereareanumberofapproachestomasteringthemasteringtheartofdeepwork-beitlengthyretreats,dedicatedtoaspecifictask;developingadailyritual;ortakinga―journalistic‖approachtoseizingmomentsofdeepworkwhenyoucanthroughouttheday.Whicheverapproach,thekeyistodetermineyourlengthoffocustimeandsticktoit.Newportalsorecommends―deepscheduling‖tocombatconstantinterruptionsandgetmoredowninlesstime.Atanygivenpoint,Isholdhasdeepworkscheduledforroughlythenextmonth.OnceonthecalendarIprotectthistimelike,Iwouldadoctor'sappointmentorimportantmeeting,hewrites.Anotherapproachtogettingmoredowninlesstimeistorethinkhowyouprioritizeyourday-inparticularhowwecraftourto-dolists.TimHarford,authorofMessy.ThePowerofDisordertoTransformOurLives,pointstoastudyintheearly1980s,thatdividedundergraduatesintotwogroups:somewereadvisedtosetoutmonthlygoalsandstudyactivities;othersweretoldtoplanactivitiesandgoldsinmuchtimedetaildaybyday.Whiletheresearchersassumedthatthewell-structureddailyplanswouldbemosteffectivewhenitcametotheexecutionoftasks,theywerewrong:thedetaileddailyplansdemotivatedstudents.Hartfordarguesthatinevitabledistractionsoftenrenderthedailyto-dolistineffective,whilelivingroomforimprovisationinsuchalistcanreapthebestresults.Inordertomakethemostofourfocusandenergy.Wealsoneedtoembracedowntime,orasNewportsuggests,―belazy.‖―Idlenessisnotjustavacation,anindulgenceoravice;itisindispensabletobebrainasVitaminDistothebody⋯[idleness]is,paradoxically,necessarytogettinganyworkdone,‖heargues.SririPillayanassistantofpsychiatryatHarvardMedicalSchool,believesthiscounter-intuitivelinkbetweendowntimeandproductivitymaybeduetothewayourbrainsoperate.Whenourbrainsswitchbetweenbeingfocusedandunfocusedonatask,theytendtobemoreefficient.―Whatpeopledon'trealiseisthat,inordertocompletethesetaskstheyneedtouseboththefocusandunfocuscircuitsintheirbrain‖,saysPillay.36.Thekeytomasteringtheartofdeepworkisto____.A.keeptoyourfocustimeB.listyourimmediatetasksC.makespecificdailyplansD.seizeeveryminutetowork37.Thestudyintheearly1980scitedbyHarvardshowsthat____.A.distractionsmayactuallyincreaseefficiencyB.dailyschedulesareindispensabletostudyingC.studentsarehardlymotivatedbymonthlygoalsD.detailedplansmanynotbeasfruitfulasexpected38.AccordingtoNewport,idlenessis____.A.adesirablementalstateforbusypeopleB.amajorcontributortophysicalhealthC.aneffectivewaytosavetimeandenergyD.anessentialfactorinaccomplishinganywork.39.Pillaybelievesthatourbrains’shiftbetweenbeingfocusedandunfocused______.A.canresultin.Psychologicalwill-beingB.canbringaboutgreaterefficiencyC.isaimedatabetterbalanceinworkD.isdrivenbytaskurgency40.Thistextismainlyabout______.A.waystorelievethetensionofbusylifeB.approachestogettingmoredoneinlesstimeC.thekeytoeliminatingdistractionsD.thecauseofthelackoffocustimePartBDirections:Readthefollowingtextandmatcheachofthenumbereditemsintheleftcolumntoitscorrespondinginformationintherightcolumn.Therearetwoextrachoicesintherightcolumn.MarkyouranswersontheANSWERSHEET.(10points)A.JustsayitB.BepresentC.PayauniquecomplimentD.Name,places,thingsE.Findthe―metoo‖sF.SkipthesmalltalkG.AskforanopinionFivewaystomakeconversationwithanyoneConversationsarelinks,whichmeanswhenyouhaveaconversationwithanewpersonalinkgetsformedandeveryconversationyouhaveafterthatmomentwillstrengthenthelink.Youmeetnewpeopleeveryday:thegroceryworker,thecabdriver,newpeopleatworkorthesecurityguardatthedoor.Simplystartingaconversationwiththemwillformalink.Herearefivesimplewaysthatyoucanmakethefirstmoveandstartaconversationwithstrangers.41.__________Supposeyouareinaroomwithsomeoneyoudon'tknowandsomethingwithinyousays―Iwanttotalkwiththisperson‖-thisissomethingthemostlyhappenswithallofus.Youwantedtosaysomething-thefirstword-butitjustwon'tcomeout.Itfeelslikeitisstucksomewhere,Iknowthefeelingsandhereismyadvicejustgetitout.Justthink:thatistheworstthatcouldhappen?Theywon'ttalkwithyou?Well,theyarenottalkingwithyounow!Itrulybelievethatonceyougetthatfirstwordouteverythingelsewilljustflow.Sokeepitsimple:―Hi‖,―Hey‖or―Hello‖——dothebestyoucantogatheralloftheenthusiasmandenergyyoucan,putonabigsmileandsay―Hi‖.42.____________________It’saproblemallofusface:youhavelimitedtimewiththepersonthatyouwanttotalkwithandyouwanttomakethistalk,memorable.Honestly,ifwegotstuck,intherut,of―hi‖,―hello‖,―howareyou‖―andwhat'sgoingon?‖youwillfailtogivetheinitialJolttotheconversationthatcanmakeitsomemorable.Sodon'tbeafraid,toaskmorepersonalquestions.Trustme,you’llbesurprisedtoseehowmuchpeoplearewillingtoshareifyoujustask.43.____________________Whenyoumeetapersonforthefirsttime,makeanefforttofindthethingswhichyouandthatperson,haveincommonsothatyoucanbuildtheconversation,fromthatpoint.Whenyoustartaconversationfromthereandthenmoveoutward,youwillfindallofasuddenthattheconversationbecomesaloteasier.44.____________________Imagineyouarepouringyourheartouttosomeoneandtheyarejustbusyontheirphone,andifyouask,fortheirattention,yougettheresponse―IcanMultitask‖.Sowhensomeonetries,tocommunicatewithyou,justbeinthatcommunicationwholeheartedly.Makeeyecontact,youcanfeeltheconversation.45.____________________Youallcameintoaconversation,whereyoufirstmettheperson,butaftersometimeyoumayhavemetagain,andhaveforgottentheirname.Isn'tthatawkward!Sorememberthelittledetailsofthepeopleyoumight,oryoutalkedwith;perhapstheplacestheyhavebeento,theplacetheywanttogo,thethingstheylike,thethingtheyhate-whateveryoutalkaboutWhenyouremembersuchthingyoucanautomaticallybecomeinvestorintheirwellbeing.SotheyfeelaresponsibilitytoyoutokeepbadrelationshipgoingThat'sit.Fiveamazingwaysthatyoucanmakeconversationwithalmostanyone.Everypersonisareallygoodbooktoread,ortohaveaconversationwith!SectionⅢTranslationDirections:TranslatethefollowingtextfromEnglishintoChinese.WriteyourtranslationonANSWERSHEET2.(15points)Afifthgradergetsahomeworkassignmenttoselecthisfuturecareerpathfromalistofoccupations.Heticks―astronaut‖butquicklyadds―scientist‖tothelistandselectsitaswell.Theboyisconvincedthatifhereadsenough,hecanexploreasmanycareerpathsashelikes.Andsohereads——everythingfromencyclopaediastosciencefictionnovels.Hereadssoferventlythathisparentshavetoinstitutea―noreadingpolicy‖atthedinnertable.ThatboywasBillGates,andhehasn’tstoppedreadingyet——notevenafterbecomingoneofthemostsuccessfulpeopleontheplanet.Nowadays,hisreadingA.bepresent41.B.justsayit42.C.askforanopinion43.D.name,places,things44.E.findthe"metoo"s45.F.payauniquecomplimentG.skipthesmalltalkmaterialhaschangedfromsciencefictionandreferencebooks:recently,herevealedthathereadsatleast50nonfictionbooksayear.Gateschoosesnonfictiontitlesbecausetheyexplainhowtheworldwoks.―Eachbookopensupnewavenuesofknowledgetoexplore,‖——Gatessay.SectionIVWritingPartADirections:SupposeyouhavetocancelyourtravelplanandwillnotbeabletovisitprofessorSmith.Writehimanemailto1)apologizeandexplainthesituation;2)suggestafuturemeeting.Youshouldwriteabout100wordsontheANSWERSHEET.Don’tuseyourownname,use―LiMing‖instead.Don’twriteyouraddress.(10points)PartBDirections:Writeanessaybasedonthefollowingchart.Inyouressay,youshould1)interpretthechart,and2)giveyourcomments.Youshouldwriteabout150wordsneatlyontheANSWERSHEET.(15points)答案解析1、【答案】[B]resolve【解析】此处考察词义辨析。首段首句以问句形式提出文章中心：人们浏览网络负面评论信息以及做一些明显令人痛苦的事情的原因。第二句给出原因：因为人们内心里有一种____（生活中的）不确定因素或不安的需求，空格处所需的动词需要和后面的宾语uncertainty构成语义搭配。B选项resolve（解决、消除）符合语义 要求 对教师党员的评价套管和固井爆破片与爆破装置仓库管理基本要求三甲医院都需要复审吗 ；A选项protect（保护），C选项discuss（讨论），D选项ignore（忽略）带入空格后，语义不通顺，均排除。故正确答案为B选项resolve。2、【答案】[D]seek【解析】此处考察词义辨析。空格所在句指出：这项新研究 表 关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf 明，这种求知需求如此强烈以至于人们会_____（答案）来满足他们的好奇心即使他们清楚答案会_____。空格处所填入的词需要和后面隐含的宾语答案来构成顺畅的语义搭配，只有D选项seek（试图、设法、寻找）符合要求；A选项refuse（拒绝），B选wait（等待），C选项regret（遗憾）带入后，语义不通顺。故正确答案为[D]seek。3、【答案】[A]hurt【解析】此处考察词义辨析。空格所在句指出：这项新研究表明，这种求知需求如此强烈以至于人们寻找答案来满足他们的好奇心即使答案明显_____.本句中的evenwhen（即使）构成了前后的对立关系，因此空格处所填入的词需和前面的感情色彩词―strong‖及语义构成对立，只有A选项hurt（令人痛苦）符合要求；另外此处的itisclearthattheanswerwillhurt也和第一句中的thatwillobviouslybepainful构成了近义复现。故A选项为正确答案。4、【答案】[D]expose【解析】此处考察固定短语。空格所在处，构成了___oneselftosth结构，只有D选项expose符合要求（使某人暴露在⋯⋯中），故D选项expose为正确答案。5、【答案】[C]trail【解析】此处考察词义辨析。本段段首提到―aseriesoffourexperiments‖，空格所在句给出其中一个实验的信息，只有C选项trail与experiment语义相近，故正确答案为C选项trail。6、【答案】【D】deliver【解析】此处考察上下文信息对应以及动宾搭配问题。上文指出