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1、6年模拟【2007-2012】英语汇编：阅读理解之科普知识类2012年模拟题【湖北省八校2012届高三第一次联考】Squirrelsoftencommunicatewithwhistles,chirpsandchucks,whichsoundliketheword“chuck”．Whistlesandchirpsarelikethesoundsthatmanybirdsmake．Nowscientistshavetranslatedsomeoftheirsquirrel-speak．Hare,aprofessorofzoologyattheUniversityof
2、ManilohainWinnipeg,andhisteammanagedtorecordsquirrels'alarmcalls．Theresearchersstudiedthesoundsandthenplayedthembackto60wildsquirrels,whichthescientistsapproachedindividuallywithavideorecordertocapture(抓拍）theirreponses．Somesquirrelsliftedtheirheadsupandbecame．Alert(警惕的）．Creaturesthatw
3、eremorefrightenedsimplyranfortheirlivesanddivedintocaves．"Ineffectthen,whistlesthatmixwithchuckssay'there'sanenemyofaveragethreatthat'shere',andwhistleswithoutchuckssay'there'sanenemyofseeminglyaveragethreataroundheresomewhere',whilepurechirpssay,'I'mhidingherebecausethere'sanimmediat
4、edanger．'"Haretold．DiscoveryNews．Hareandsomeotherresearchersbelievesuchsoundsarcpartofanadvancedlanguagethatdevelopsjustasallothercommunicationsystems．Althoughsquirrelsrisktheirliveswhentheycallouttowarnothersofthreats,othersquirrelsmightadmirethisbehaviour,thusincreasinglythecaller’s
5、socialstatus,likehumanswholookuptoheroes.Hareaddedthatotheranimals,suchasbirds,probablyunderstandatleastsomesquirrellanguage,sincetheyalsomaybenefitfromthealarmcalls.Infact,anotherCanadianstudyfoundthatdeep-voiced,black-cappedchickadeeshavetheirownlanguagetoo．Accordingtocertainresearc
6、h,therearealotoftidingsinchickadees'calls,suchasdirectingfellows'activities,keepingincontactbetweenmates,andraisingalarms．Whilechickadeesandotherbirdsareoftenwelcomedintogardensbyhomeowners,squirrelsarefrequentlyviewedaspests(害兽）.Harewishesagreaterunderstandingofthecomplexsociallivesa
7、ndcommunicationsystemsofsquirrelswillprovide“hopethathumanswillgainagreaterappreciationandstopdoingharmtotheseanimals”.1．Thetextmainlytalksabout．A．thestudyonthelanguageofsquirrelsB．thecomparisonbetweensquirrelsandchickadeesC．thecallingfortheprotectionofsquirrelsD．thewaysforsquirrelsto
8、escap
