考研英语真题和答案.docx
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考研英语真题和答案
2009年考研英语真题和答案
SectionIUseofEnglish
Directions:
Readthefollowingtext.Choosethebestword(s)foreachnumberedblankandmarkA,B,CorDonANSWERSHEET1.(10points)
Researchonanimalintelligencealwaysmakesmewonderjusthowsmarthumansare.1thefruit-flyexperimentsdescribedinCarlZimmer’spieceintheScienceTimesonTuesday.Fruitflieswhoweretaughttobesmarterthantheaveragefruitfly2toliveshorterlives.Thissuggeststhat3bulbsburnlonger,thatthereisan4innotbeingtooterrificallybright.
Intelligence,it5out,isahigh-pricedoption.Ittakesmoreupkeep,burnsmorefuelandisslow6thestartinglinebecauseitdependsonlearning—agradual7—insteadofinstinct.Plentyofotherspeciesareabletolearn,andoneofthethingsthey’veapparentlylearnediswhento8.
Isthereanadaptivevalueto9intelligence?
That’sthequestionbehindthisnewresearch.Ilikeit.Insteadofcastingawistfulglance10atallthespecieswe’veleftinthedustI.Q.-wise,itimplicitlyaskswhatthereal11ofourownintelligencemightbe.Thisis12themindofeveryanimalI’veevermet.
Researchonanimalintelligencealsomakesmewonderwhatexperimentsanimalswould13onhumansiftheyhadthechance.Everycatwithanowner,14,isrunningasmall-scalestudyinoperantconditioning.webelievethat15animalsranthelabs,theywouldtestusto16thelimitsofourpatience,ourfaithfulness,ourmemoryforterrain.Theywouldtrytodecidewhatintelligenceinhumansisreally17,notmerelyhowmuchofitthereis.18,theywouldhopetostudya19question:
Arehumansactuallyawareoftheworldtheylivein?
20theresultsareinconclusive.
1.[A]SupposeConsider[C]Observe[D]Imagine
2.[A]tendedfeared[C]happened[D]threatened
3.[A]thinnerstabler[C]lighter[D]dimmer
4.[A]tendencyadvantage[C]inclination[D]priority
5.[A]insistsonsumsup[C]turnsout[D]putsforward
6.[A]offbehind[C]over[D]along
7.[A]incrediblespontaneous[C]inevitable[D]gradual
8.[A]fightdoubt[C]stop[D]think
9.[A]invisiblelimited[C]indefinite[D]different
10.[A]upwardforward[C]afterward[D]backward
11.[A]featuresinfluences[C]results[D]costs
12.[A]outsideon[C]by[D]across
13.[A]delivercarry[C]perform[D]apply
14.[A]bychanceincontrast[C]asusual[D]forinstance
15.[A]ifunless[C]as[D]lest
16.[A]moderateovercome[C]determine[D]reach
17.[A]atfor[C]after[D]with
18.[A]AboveallAfterall[C]However[D]Otherwise
19.[A]fundamentalcomprehensive[C]equivalent[D]hostile
20.[A]ByaccidentIntime[C]Sofar[D]Betterstill
SectionIIReadingComprehension
PartA
Directions:
Readthefollowingfourtexts.AnswerthequestionsbeloweachtextbychoosingA,B,CorD.MarkyouranswersonANSWERSHEET1.(40points)
Text1
Habitsareafunnything.Wereachforthemmindlessly,settingourbrainsonauto-pilotandrelaxingintotheunconsciouscomfortoffamiliarroutine.“Notchoice,buthabitrulestheunreflectingherd,”WilliamWordsworthsaidinthe19thcentury.Intheever-changing21stcentury,eventheword“habit”carriesanegativeconnotation.
Soitseemsantitheticaltotalkabouthabitsinthesamecontextascreativityandinnovation.Butbrainresearchershavediscoveredthatwhenweconsciouslydevelopnewhabits,wecreateparallelsynapticpaths,andevenentirelynewbraincells,thatcanjumpourtrainsofthoughtontonew,innovativetracks.
Butdon’tbothertryingtokilloffoldhabits;oncethoserutsofprocedurearewornintothehippocampus,they’retheretostay.Instead,thenewhabitswedeliberatelyingrainintoourselvescreateparallelpathwaysthatcanbypassthoseoldroads.
“Thefirstthingneededforinnovationisafascinationwithwonder,”saysDawnaMarkova,authorof“TheOpenMind”andanexecutivechangeconsultantforProfessionalThinkingPartners.“Butwearetaughtinsteadto‘decide,’justasourpresidentcallshimself‘theDecider.’”Sheadds,however,that“todecideistokilloffallpossibilitiesbutone.Agoodinnovationalthinkerisalwaysexploringthemanyotherpossibilities.”
Allofusworkthroughproblemsinwaysofwhichwe’reunaware,shesays.Researchersinthelate1960coveredthathumansarebornwiththecapacitytoapproachchallengesinfourprimaryways:
analytically,procedurally,relationally(orcollaboratively)andinnovatively.Atpuberty,however,thebrainshutsdownhalfofthatcapacity,preservingonlythosemodesofthoughtthathaveseemedmostvaluableduringthefirstdecadeorsooflife.
Thecurrentemphasisonstandardizedtestinghighlightsanalysisandprocedure,meaningthatfewofusinherentlyuseourinnovativeandcollaborativemodesofthought.“ThisbreaksthemajorruleintheAmericanbeliefsystem—thatanyonecandoanything,”explainsM.J.Ryan,authorofthe2006book“ThisYearIWill...”andMs.Markova’sbusinesspartner.“That’saliethatwehaveperpetuated,anditfosterscommonness.Knowingwhatyou’regoodatanddoingevenmoreofitcreatesexcellence.”Thisiswheredevelopingnewhabitscomesin.
21.TheviewofWordsworthhabitisclaimedbybeing
A.casualB.familiarC.mechanicalD.changeable.
22.Theresearchershavediscoveredthattheformationofhabitcanbe
A.predictedB.regulatedC.tracedD.guided
23.”ruts”(inlineone,paragraph3)hasclosestmeaningto
A.tracksB.seriesC.characteristicsD.connections
24.Ms.Markova’scommentssuggestthatthepracticeofstandardtesting?
A,preventsnewhabitsformbeingformed
B,nolongeremphasizescommonness
C,maintainstheinherentAmericanthinkingmodel
D,complieswiththeAmericanbeliefsystem
25.Ryanmostprobablyagreethat
A.ideasarebornofarelaxingmind
B.innovativenesscouldbetaught
C.decisivenessderivesfromfantasticideas
D.curiosityactivatescreativeminds
Text2
Itisawisefatherthatknowshisownchild,buttodayamancanboosthispaternal(fatherly)wisdom–oratleastconfirmthathe’sthekid’sdad.Allheneedstodoisshellour$30forpaternitytestingkit(PTK)athislocaldrugstore–andanother$120togettheresults.
Morethan60,000peoplehavepurchasedthePTKssincetheyfirstbecomeavailablewithoutprescriptionslastyears,accordingtoDougFog,chiefoperatingofficerofIdentigene,whichmakestheover-the-counterkits.MorethantwodozencompaniessellDNAtestsDirectlytothepublic,ranginginpricefromafewhundreddollarstomorethan$2500.
Amongthemostpopular:
paternityandkinshiptesting,whichadoptedchildrencanusetofindtheirbiologicalrelativesandlatestrageamanypassionategenealogists-andsupportsbusinessesthatoffertosearchforafamily’sgeographicroots.
Mosttestsrequirecollectingcellsbywebbingsalivainthemouthandsendingittothecompanyfortesting.AlltestsrequireapotentialcandidatewithwhomtocompareDNA.
Butsomeobserversareskeptical,“Thereisakindoffalseprecisionbeinghawkedbypeopleclaimingtheyaredoingancestrytesting,”saysTreyDuster,aNewYorkUniversitysociologist.Henotesthateachindividualhasmanyancestors-numberinginthehundredsjustafewcenturiesback.Yetmostancestrytestingonlyconsidersasinglelineage,eithertheYchromosomeinheritedthroughmeninafather’slineormitochondrialDNA,whichapasseddownonlyfrommothers.ThisDNAcanrevealgeneticinformationaboutonlyoneortwoancestors,eventhough,forexample,justthreegenerationsbackpeoplealsohavesixothergreat-grandparentsor,fourgenerationsback,14othergreat-great-grandparents.
Criticsalsoarguethatcommercialgenetictestingisonlyasgoodasthereferencecollectionstowhichasampleiscompared.Databasesusedbysomecompaniesdon’trelyondatacollectedsystematicallybutratherlumptogetherinformationfromdifferentresearchprojects.ThismeansthataDNAdatabasemaydifferdependingonthecompanythatprocessestheresults.Inaddition,thecomputerprogramsacompanyusestoestimaterelationshipsmaybepatentedandnotsubjecttopeerrevieworoutsideevaluation.
26.Inparagraphs1and2,thetextshowsPTK’s___________.
[A]easyavailability
flexibilityinpricing
[C]successfulpromotion
[D]popularitywithhouseholds
27.PTKisusedto__________.
[A]locateone’sbirthplace
promotegeneticresearch
[C]identifyparent-childkinship
[D]choosechildrenforadoption
28.Skepticalobserversbelievethatancestrytestingfailsto__________.
[A]tracedistantancestors
rebuildreliablebloodlines
[C]fullyusegeneticinformation
[D]achievetheclaimedaccuracy
29.Inthelastparagraph,aproblemcommercialgenetictestingfacesis__________.
[A]disorganizeddatacollection
overlappingdatabasebuilding
30.Anappropriatetitleforthetextismostlikelytobe__________.
[A]ForsandAgainstsofDNAtesting
DNAtestingandIt’sproblems
[C]DNAtestingoutsidethelab
[D]liesbehindDNAtesting
Text3
Therelationshipbetweenformaleducationandeconomicgrowthinpoorcountriesiswidelymisunderstoodbyeconomistsandpoliticiansalikeprogressinbothareaisundoubtedlynecessaryforthesocial,politicalandintellectualdevelopmentoftheseandallothersocieties;however,theconventionalviewthateducationshouldbeoneoftheveryhighestprioritiesforpromotingrapideconomicdevelopmentinpoorcountriesiswrong.Wearefortunatethatisit,becauseneweducationalsystemsthereandputtingenoughpeoplethroughthemtoimproveeconomicperformancewouldrequiretwoorthreegenerations.Thefindingsofaresearchinstitutionhaveconsistentlyshownthatworkersinallcountries