大学英语四级考试真题及答案三套全Word文档格式.docx

大学英语四级考试真题及答案三套全Word文档格式.docx

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　　B）Herlittlebrother.D）Hergrandmother.

　　2.A）Bytakingpicturesforpassers-by.C）Bysellinglemonadeandpictures.

　　B）Byworkingparttimeatahospital.D）Byaskingforhelponsocialmedia.

　　Questions3and4arebasedonthenewsreportyouhavejustheard.

　　3.A）Findingcheaperwaysofhighwayconstruction.

　　B）Generatingelectricpowerforpassingvehicles.

　　C）Providingcleanenergytofivemillionpeople.

　　D）Testingtheefficiencyofthenewsolarpanel.

　　4.A）Theycanstandthewearandtearofnaturalelements.

　　B）Theycanbelaidrightontopofexistinghighways.

　　C）Theyareonlyabouthalfaninchthick.

　　D）Theyaremadefromcheapmaterials.

　　Questions5to7arebasedonthenewsreportyouhavejustheard.

　　5.A）Endlessfightingintheregion.C）Inadequatefundingforresearch.

　　B）Thehazardsfromthedesert.D）Thelackofcluesaboutthespecies.

　　6.A）Toobservethewildlifeinthetwonationalparks.

　　B）Toidentifythereasonsforthelions’disappearance.

　　C）TostudythehabitatoflionsinSudanandEthiopia.

　　D）Tofindevidenceoftheexistenceofthe“lostlions”.

　　7.A）Lionswalking.C）Somecampingfacilities.

　　B）Lions’tracks.D）Trapssetbylocalhunters.

　　SectionB

　　Directions：

Inthissection,youwillheartwolongconversations.Attheendofeachconversation,youwillhearfourquestions.Boththeconversationandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA）,B）,C）,andD）.ThenmarkthecorrespondingletteronAnswerSheet1withasinglelinethroughthecentre.

　　Questions8to11arebasedontheconversationyouhavejustheard.

　　8.A）Her‘luckybirthday’.C）Herweddinganniversary.

　　B）Acallfromherdad.D）Aspecialgiftfromtheman.

　　9.A）Gaveherabigmodelplane.C）Tookheronatripoverseas.

　　B）Boughtheragoodnecklace.D）Threwherasurpriseparty.

　　10.A）Thegiftherhusbandhasbought.

　　B）Thetripherhusbandhasplanned.

　　C）Whathasbeentroublingherhusband.

　　D）Whatherhusbandandthemanareupto.

　　11.A）Hewillbegladtobeaguideforthecouple’sholidaytrip.

　　B）Hewilltellthewomenthesecretifherhusbandagrees.

　　C）Heiseagertolearnhowthecouple’sholidayturnsout.

　　D）Hewantstofindoutaboutthecouple’sholidayplan.

　　Questions12to15arebasedontheconversationyouhavejustheard.

　　12.A）Theyaresensitivetothedynamicsofanegotiation.

　　B）Theyseetheimportanceofmakingcompromises.

　　C）Theyknowwhentoadoptatoughattitude.

　　D）Theytaketherival’sattitudeintoaccount.

　　13.A）Theyknowhowtoadapt.C）Theyknowwhentomakecompromises.

　　B）Theyknowwhentostop.D）Theyknowhowtocontroltheiremotion.

　　14.A）Theyarepatient.C）Theylearnquickly.

　　B）Theyaregoodatexpression.D）Theyupholdtheirprinciples.

　　15.A）Makeclearone'

sintentions.C）Formulateone'

sstrategy.

　　B）Clarifyitemsofnegotiation.D）Gettoknowtheotherside.

　　SectionC

Inthissection,youwillhearthreepassages.Attheendofeachpassage,youwill

　　hearthreeorfourquestions.Boththepassageandthequestionswillbespokenonly

　　once.Afteryouhearaquestion,youmustchoosethebestanswerfromthefour

　　choicesmarkedA）,B）,C）,D）.ThenmarkthecorrespondingletteronAnswer

　　Sheet1withasinglelinethroughthecentre.

　　Questions16to18arebasedonthepassageyouhavejustheard.

　　16.A）WhenAmerica'

searliestspaceprogramstarted.

　　B）WhentheInternationalSpaceStationwasbuilt.

　　C）Howmanyspaceshuttlemissionstherewillbe.

　　D）HowspaceresearchbenefitspeopleonEarth.

　　17.A）Theyaccuratelycalculatedthespeedoftheorbitingshuttles.

　　B）Theydevelopedobjectsforastronautstouseinouterspace.

　　C）Theytriedtomeetastronauts'

specificrequirements.

　　D）Theytriedtomakebestuseofthelatesttechnology.

　　18.A）Theyareextremelyaccurate.C）Theywerefirstmadeinspace.

　　B）Theyareexpensivetomake.D）Theywereinventedinthe1970s.

　　Questions19to21arebasedonthepassageyouhavejustheard.

　　19.A）ItwaswhenherancestorscametoAmerica.

　　B）Peoplehadplentyoflandtocultivatethen.

　　C）Itmarkedthebeginningofsomethingnew.

　　D）Everythingwasnaturalandgenuinethen.

　　20.A）Theybelievedinworkingforgoals.C）Theyhadallkindsofentertainment.

　　B）Theyenjoyedlivingalivingalifeofease.D）Theywereknowntobecreative.

　　21.A）Chattingwithherancestors.C）Polishingallthesilverwork.

　　B）Furnishinghercountryhouse.D）Doingneedleworkbythefire.

　　Questions22to25arebasedonthepassageyouhavejustheard.

　　22.A）Useamaptoidentifyyourlocation.C）Sitdownandtrytocalmyourself.

　　B）Callyourfamilyorfriendsforhelp.D）Trytofollowyourfootprintsback.

　　23.A）Youmayfindawayoutwithoutyourknowingit.

　　B）Youmayexposeyourselftounexpecteddangers.

　　C）Youmaygetdrownedinasuddenflood.

　　D）Youmayendupenteringawonderland.

　　24.A）Lookforfood.C）Startafire.

　　B）Waitpatiently.D）Walkuphill.

　　25.A）Informsomebodyofyourplan.C）Checkthelocalweather.

　　B）Prepareenoughfoodanddrink.D）Findamapandacompass.

　　PartⅢReadingComprehension（40minutes）

Inthissection,thereisapassagewithtenblanks.Youarerequiredtoselectonewordforeachblankfromalistofchoicesgiveninawordbankfollowingthepassage.Readthepassagethroughcarefullybeforemakingyourchoices.Eachchoiceinthebankisidentifiedbyaletter.PleasemarkthecorrespondingletterforeachitemonAnswerSheet2withasinglelinethroughthecentre.Youmaynotuseanyofthewordsinthebankmorethanonce.

　　Aratorpigeonmightnotbetheobviouschoicetotendtosomeonewhoissick,butthesecreatureshavesome26skillsthatcouldhelpthetreatmentofhumandiseases.

　　Pigeonsareoftenseenasdirtybirdsandanurban27,buttheyarejustthelatestinalonglineofanimalsthathavebeenfoundtohaveabilitiestohelphumans.Despitehavingabrainnobiggerthanthe28ofyourindexfinger,pigeonshaveaveryimpressive29__memory.Recentlyitwasshownthattheycouldbetrainedtobeasaccurateashumansatdetectingbreastcancerinimages.

　　Ratsareoften30withspreadingdiseaseratherthan31it,butthislong-tailedanimalishighly32.Insidearat'

snoseareupto1,000differenttypesofolfactoryreceptors（嗅觉感受器）,whereashumansonlyhave100to200types.Thisgivesratstheabilitytodetect__33smells.Asaresult,someratsarebeingputtoworktodetectTB（肺结核）.Whentheratsdetectthesmell,theystopandrubtheirlegsto34asampleisinfected.

　　Traditionally,ahundredsampleswouldtakelabtechniciansmorethantwodaysto35,butforaratittakeslessthan20minutes.Thisratdetectionmethoddoesn'

trelyonspecialistequipment.Itisalsomoreaccurate—theratsareabletofindmoreTBinfectionsand,therefore,savemorelives.

　　A）associatedI）slight

　　B）examineJ）specify

　　C）indicateK）superior

　　D）nuisanceL）suspicious

　　E）peakM）tip

　　F）preventingN）treated

　　G）prohibitingO）visual

　　H）sensitive

Inthissection,youaregoingtoreadapassagewithtenstatementsattachedtoit.Eachstatementcontainsinformationgiveninoneoftheparagraphs.Identifytheparagraphfromwhichtheinformationisderived.Youmaychooseaparagraphmorethanonce.Eachparagraphismarkedwithaletter.AnswerthequestionsbymarkingthecorrespondingletteronAnswerSheet2.

　　DoIn-ClassExamsMakeStudentsStudyHarder?

　　Researchsuggeststheymaystudymorebroadlyfortheunexpectedratherthansearchforanswers.

　　[A]Ihavealwaysbeenapoortest-taker.SoitmayseemratherstrangethatIhavereturnedtocollegetofinishthedegreeIleftundonesomefourdecadesago.IammakingmywaythroughColumbiaUniversity,surroundedbystudentswhoquicklysupplytheverbalanswerwhileIamstillprocessingthequestion.

　　[B]Sincethereisnowayformetoavoidexams,Iamcurrentlyquestioningwhatkindarethemosttaxingandultimatelybeneficial.Ihavealreadysweatedthroughnumerousin-classmidtermsandfinals,andnowIhaveaprofessorwhoissuestake-homeones.IwasexcitedwhenIlearnedthis,figuringIhadafullweektodotheresearch,readthetexts,andwriteitallup.Infact,Iwasstillrewritingmymidtermthemorningitwasdue.TosayIhadlostthethreadisputtingitmildly.

　　[C]AsIwassufferingthroughmyweekofanxiety,overthinkingthematerialandguessingmygraspofit,Ididsomeofmyownpollingamongstudentsandprofessors.DavidEisenbach,whoteachesapopularclassonU.S.presidentsatColumbia,prefersthein-classvariety.Hebe