考研英语一真题答案解析.docx
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考研英语一真题答案解析.docx
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考研英语一真题答案解析
2005年考研英语真题原文及参考答案完整版
SectionIUseofEnglish
Directions:
Readthefollowingtext.Choosethebestword(s)foreachnumberedblankandmark[A],[B],[C]or[D]onANSWERSHEET1(10points)
Thehumannoseisanunderratedtool.Humansareoftenthoughttobeinsensitivesmellerscomparedwithanimals,
(1)thisislargelybecause,
(2)animals,westandupright.Thismeansthatournosesare(3)toperceivingthosesmellswhichfloatthroughtheair,(4)themajorityofsmellswhichsticktosurfaces.Infact,(5),weareextremelysensitivetosmells,(6)wedonotgenerallyrealizeit.Ournosesarecapableof(7)humansmellsevenwhentheseare(8)tofarbelowonepartinonemillion.
Strangely,somepeoplefindthattheycansmellonetypeofflowerbutnotanother,(9)othersaresensitivetothesmellsofbothflowers.Thismaybebecausesomepeopledonothavethegenesnecessarytogenerate(10)smellreceptorsinthenose.Thesereceptorsarethecellswhichsensesmellsandsend(11)tothebrain.However,ithasbeenfoundthatevenpeopleinsensitivetoacertainsmell(12)cansuddenlybecomesensitivetoitwhen(13)toitoftenenough.
Theexplanationforinsensitivitytosmellseemstobethatthebrainfindsit(14)tokeepallsmellreceptorsworkingallthetimebutcan(15)newreceptorsifnecessary.Thismay(16)explainwhywearenotusuallysensitivetoourownsmells—wesimplydonotneedtobe.Wearenot(17)oftheusualsmellofourownhouse,butwe(18)newsmellswhenwevisitsomeoneelse’s.Thebrainfindsitbesttokeepsmellreceptors(19)forunfamiliarandemergencysignals(20)thesmellofsmoke,whichmightindicatethedangeroffire.
1.[A]although[B]as[C]but[D]while
2.[A]above[B]unlike[C]excluding[D]besides
3.[A]limited[B]committed[C]dedicated[D]confined
4.[A]catching[B]ignoring[C]missing[D]tracking
5.[A]anyway[B]though[C]instead[D]therefore
6.[A]evenif[B]ifonly[C]onlyif[D]asif
7.[A]distinguishing[B]discovering[C]determining[D]detecting
8.[A]diluted[B]dissolved[C]dispersed[D]diffused
9.[A]when[B]since[C]for[D]whereas
10.[A]unusual[B]particular[C]unique[D]typical
11.[A]signs[B]stimuli[C]messages[D]impulses
12.[A]atfirst[B]atall[C]atlarge[D]attimes
13.[A]subjected[B]left[C]drawn[D]exposed
14.[A]ineffective[B]incompetent[C]inefficient[D]insufficient
15.[A]introduce[B]summon[C]trigger[D]create
16.[A]still[B]also[C]otherwise[D]nevertheless
17.[A]sure[B]sick[C]aware[D]tired
18.[A]tolerate[B]repel[C]neglect[D]notice
19.[A]available[B]reliable[C]identifiable[D]suitable
20.[A]similarto[B]suchas[C]alongwith[D]asidefrom
PartA
Directions:
Readthefollowingfourtexts.Answerthequestionsbeloweachtextbychoosing[A],[B],[C]orD.MarkyouranswersonANSWERSHEET1(40points)
Text1
Everybodylovesafatpayrise.Yetpleasureatyourowncanvanishifyoulearnthatacolleaguehasbeengivenabiggerone.Indeed,ifhehasareputationforslacking,youmightevenbeoutraged.Suchbehaviourisregardedas“alltoohuman,”withtheunderlyingassumptionthatotheranimalswouldnotbecapableofthisfinelydevelopedsenseofgrievance.ButastudybySarahBrosnanandFransdeWaalofEmoryUniversityinAtlanta,Georgia,whichhasjustbeenpublishedinNature,suggeststhatitisalltoomonkey,aswell.
Theresearchersstudiedthebehaviouroffemalebrowncapuchinmonkeys.Theylookcute.Theyaregood-natured,co-operativecreatures,andtheysharetheirfoodreadily.Aboveall,liketheirfemalehumancounterparts,theytendtopaymuchcloserattentiontothevalueof“goodsandservices”thanmales.
SuchcharacteristicsmakethemperfectcandidatesforDr.Brosnan’sandDr.deWaal’sstudy.Theresearchersspenttwoyearsteachingtheirmonkeystoexchangetokensforfood.Normally,themonkeyswerehappyenoughtoexchangepiecesofrockforslicesofcucumber.However,whentwomonkeyswereplacedinseparatebutadjoiningchambers,sothateachcouldobservewhattheotherwasgettinginreturnforitsrock,theirbehaviourbecamemarkedlydifferent.
Intheworldofcapuchins,grapesareluxurygoods(andmuchpreferabletocucumbers).Sowhenonemonkeywashandedagrapeinexchangeforhertoken,thesecondwasreluctanttohandhersoverforamerepieceofcucumber.Andifonereceivedagrapewithouthavingtoprovidehertokeninexchangeatall,theothereithertossedherowntokenattheresearcheroroutofthechamber,orrefusedtoacceptthesliceofcucumber.Indeed,themerepresenceofagrapeintheotherchamber(withoutanactualmonkeytoeatit)wasenoughtoinduceresentmentinafemalecapuchin.
Theresearcherssuggestthatcapuchinmonkeys,likehumans,areguid
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