大学英语四级真题三套全及答案.docx
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大学英语四级真题三套全及答案.docx
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大学英语四级真题三套全及答案
2017年6月大学英语四级真题及答案
(第一套)
PartⅢReadingComprehension(40minutes)
SectionA
Questions26to35arebasedonthefollowingpassage.
Themethodformakingbeerhaschangedovertime.Hops(啤酒花),forexample,whichgivemanyamodembeeritsbitterflavor,area(26)_______recentadditiontothebeverage.Thiswasfirstmentionedinreferencetobrewingintheninthcentury.Now,researchershavefounda(27)_______ingredientinresidue(残留物)from5,000-year-oldbeerbrewingequipment.WhilediggingtwopitsatasiteinthecentralplainsofChina,scientistsdiscoveredfragmentsfrompotsandvessels.Thedifferentshapesofthecontainers(28)_______theywereusedtobrew,filter,andstorebeer.Theymaybeancient“beer-makingtools,”andtheearliest(29_______evidenceofbeerbrewinginChina,theresearchersreportedintheProceedingsoftheNationalAcademyofSciences.To(30)_______thattheory,theteamexaminedtheyellowish,dried(31)_______insidethevessels.Themajorityofthegrains,about80%,werefromcerealcropslikebarley(大麦),andabout10%werebitsofroots,(32)_______lily,whichwouldhavemadethebeersweeter,thescientistssay.Barleywasanunexpectedfind:
thecropwasdomesticatedinWesternEurasiaanddidn'tbecomea(33)_______foodincentralChinauntilabout2,000yearsago,accordingtotheresearchers.Basedonthattiming,theyindicatebarleymayhave(34)_______intheregionnotasfood,butas(35)_______materialforbeerbrewing.
注意:
此部分试题请在答题卡2上作答。
A)Arrived
B)B)consuming
C)C)direct
D)D)exclusively
E)including
F)inform
G)raw
H)reached
I)relatively
J)remains
K)resources
L)staple
M)suggest
N)surprising
O)test
SectionB
Directions:
Inthissection,youaregoingtoreadapassagewithtenstatementsattachedtoit.Eachstatementcontainsinformationgiveninoneoftheparagraphs.Identifytheparagraphfromwhichtheinformationisderived.Youmaychooseaparagraphmorethanonce.Eachparagraphismarkedwithaletter.AnswerthequestionsbymarkingthecorrespondingletteronAnswerSheet2.
TheBlessingandCurseofthePeopleWhoNeverForget
Ahandfulofpeoplecanrecallalmosteverydayoftheirlivesinenormousdetail—andafteryearsofresearch,neuroscientists(神经科学专家)arefinallybeginningtounderstandhowtheydoit.
[A]Formostofus,memoryisamessofblurredandfadedpicturesofourlives.Asmuchaswewouldliketoclingontoourpast,eventhesaddestmomentscanbewashedawaywithtime.
[B]AskNimaVeisehwhathewasdoingforanydayinthepast15years,however,andhewillgiveyouthedetailsoftheweather,whathewaswearing,orevenwhatsideofthetrainhewassittingonhisjourneytowork.“Mymemoryislikealibraryofvideotapes,walk-throughsofeverydayofmylifefromwakingtosleeping,”heexplains.
[C]Veisehcanevenputadateonwhenthosetapesstartedrecording:
15December2000,whenhemethisfirstgirlfriendathisbestfriend's16thbirthdayparty.Hehadalwayshadagoodmemory,butthethrillofyoungloveseemstohaveshiftedagearinhismind:
fromnowon,hewouldstartrecordinghiswholelifeindetail.“Icouldtellyoueverythingabouteverydayafterthat.”
[D]Needlesstosay,peoplelikeVeisehareofgreatinteresttoneuroscientistshopingtounderstandthewaythebrainrecordsourlives.Acoupleofrecentpapershavefinallyopenedawindowonthesepeople’sextraordinaryminds.Andsuchresearchmightevensuggestwaysforusalltoreliveourpastwithgreaterclarity.
[E]“Highlysuperiorautobiographicalmemory”(orHSAMforshort)firstcametolightintheearly2000s,withayoungwomannamedJillPrice.EmailingtheneuroscientistandmemoryresearcherJimMcGaughoneday,sheclaimedthatshecouldrecalleverydayofherlifesincetheageof12.Couldhehelpexplainherexperiences?
[F]McGaughinvitedhertohislab,andbegantotesther:
hewouldgiveheradateandaskhertotellhimabouttheworldeventsonthatday.Truetoherword,shewascorrectalmosteverytime.
[G]Itdidn’ttakelongformagazinesanddocumentaryfilm-makerstocometounderstandher“totalrecall”,andthanktothesubsequentmediainterest,afewdozenothersubjects(includingVeiseh)havesincecomeforwardandcontactedtheteamattheUniversityofCalifornia,Irvine.
[H]Interestingly,theirmemoriesarehighlyself-centred:
althoughtheycanremember“autobiographical”lifeeventsinextraordinarydetail,theyseemtobenobetterthanaverageatrecallingimpersonalinformation,suchasrandom(任意选取的)listsofwords.Noraretheynecessarilybetteratrememberingaroundofdrinks,say.Andalthoughtheirmemoriesarevast,theyarestilllikelytosufferfrom“falsememories”.Clearly,thereisnosuchthingasa“perfect”memory—theirextraordinarymindsarestillusingthesameflawedtoolsthattherestofusrelyon.Thequestionis,how?
[I]LawrencePatihisattheUniversityofSouthernMississippirecentlystudiedaround20peoplewithHSAMandfoundthattheyscoredparticularlyhighontwomeasures:
fantasyproneness(倾向)andabsorption.Fantasypronenesscouldbeconsideredatendencytoimagineanddaydream,whereasabsorptionisthetendencytoallowyourmindtobecomefullyabsorbedinanactivitytopaycompleteattentiontothesensations(感受)andtheexperiences.“I’mextremelysensitivetosounds,smellsandvisualdetail,”explainsNicoleDonohue,whohastakenpartinmanyofthesestudies.“Idefinitelyfeelthingsmorestronglythantheaverageperson.”
[J]Theabsorptionhelpsthemtoestablishstrongfoundationsforrecollection,saysPatihis,andthefantasypronenessmeansthattheyrevisitthosememoriesagainandagaininthecomingweeksandmonths.Eachtimethisinitialmemorytraceis“replayed”,itbecomesevenstronger.Insomeways,youprobablygothroughthatprocessafterabigeventlikeyourweddingday,butthedifferenceisthatthankstotheirotherpsychologicaltendencies,theHSAMsubjectsaredoingitdayin,dayout,forthewholeoftheirlives.
[K]NoteveryonewithatendencytofantasisewilldevelopHSAM,though,soPatihissuggeststhatsomethingmusthavecausedthemtothinksomuchabouttheirpast.“Maybesomeexperienceintheirchildhoodmeantthattheybecameobsessed(着迷)withcalendarsandwhathappenedtothem,”saysPatihis.
[L]ThepeoplewithHSAMI’veinterviewedwouldcertainlyagreethatitcanbeamixedblessing.Ontheplusside,itallowsyoutorelivethemosttransformativeandenrichingexperiences.Veiseh,forinstance,travelledalotinhisyouth.Inhissparetime,hevisitedthelocalartgalleries,andthepaintingsarenowlodgeddeepinhisautobiographicalmemories.
[M]“Imaginebeingabletoremembereverypainting,oneverywall,ineverygalleryspace,betweennearly40countries,”hesays.“That’sabigeducationinartbyitself.”Withthiscomprehensiveknowledgeofthehistoryofart,hehassincebecomeaprofessionalpainter.
[N]Donohue,nowahistoryteacher,agreesthatithelpedduringcertainpartsofhereducation.“IcandefinitelyrememberwhatIlearnedoncertaindaysatschool.Icouldimaginewhattheteacherwassayingorwhatitlookedlikeinthebook.”
[O]NoteveryonewithHSAMhasexperiencedthesebenefits,however.Viewingthepastinhighdefinitioncanmakeitverydifficulttogetoverpainandregret.“Itcanbeveryhardtoforgetembarrassingmoments,”saysDonohue.“Youfeelthesameemotions—itisjustasraw,justasfresh...Youcan’tturnoffthatstreamofmemories,nomatterhowhardyoutry.”Veisehagrees.“Itislikehavingtheseopenwounds—theyarejustapartofyou,”hesays.
[P]Thismeanstheyoftenhavetomakeaspecialefforttolaythepasttorest.Bill,forinstance,oftengetspainful“flashbacks”,inwhichunwantedmemoriesintrudeintohisconsciousness,butoverallhehaschosentoseeitasthebestwayofavoidingrepeatingthesamemistakes.“Somepeopleareabsorbedinthepastbutnotopentonewmemories,butthat’snotthecaseforme.Ilookforwardtoeachdayandexperiencingsomethingnew.”
注意:
此部分试题请在答题卡2上作答。
36.PeoplewithHSAMhavethesamememoryasordinarypeoplewhenitcomestoimpersonalinformation.
37.FantasypronenesswillnotnecessarilycausepeopletodevelopHSAM.
38.Veisehbegantorememberthedetailsofhiseverydayexperiencesafterhemethisfirstyounglove.
39.ManymorepeoplewithHSAMstartedtocontactresearchersduetothemassmedia.
40.PeoplewithHSAMoftenhavetomakeeffortstoavoidfocusingonthepast.
41.Mostpeopledonothaveclearmemoriesofpastevents.
42.HSAMcanbebothacurseandablessing.
43.Ayoungwomansoughtexplanationfromabrainscientistwhenshenoticedherunusualmemory.
44.SomepeoplewithHSAMfinditveryhardtogetridofunpleasantmemories.
45.ArecentstudyofpeoplewithHSAMrevealsthattheyareliabletofantasyandfullabsorptioninanactivity.
SectionC
Directions:
Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA),B),C)andD).YoushoulddecideonthebestchoiceandmarkthecorrespondingletteronAnswerSheet2withasinglelinethroughthecentre.
PassageOne
Questions46to50arebasedonthefollowingpassage.
Thephrasealmostcompletesitself:
midlifecrisis.It’sthestageinthemiddleofthejourneywhenpeoplefeelyouthvanishing,theirprospectsnarrowinganddeathapproaching.
There’sonlyoneproblemwiththecliche(套话).Itisn’ttrue.
“Infact,thereisalmostnohardevidenceformidlifecrisisotherthanafewsmallpilotstudiesconducteddecadesago,”BarbaraHagertywritesinhernewbook,LifeReimagined.The
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