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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,aprofessorofzoologyattheUniversityofManiloh
2、ainWinnipeg,andhisteammanagedtorecordsquirrels'alarmcalls.Theresearchersstudiedthesoundsandthenplayedthembackto60wildsquirrels,whichthescientistsapproachedindividuallywithavideorecordertocapture(抓拍)theirreponses.Somesquirrelsliftedtheirheadsupandbecame.Alert(警惕的).Creaturesthatweremorefrighte
3、nedsimplyranfortheirlivesanddivedintocaves."Ineffectthen,whistlesthatmixwithchuckssay'there'sanenemyofaveragethreatthat'shere',andwhistleswithoutchuckssay'there'sanenemyofseeminglyaveragethreataroundheresomewhere',whilepurechirpssay,'I'mhidingherebecausethere'sanimmediatedanger.'"Haretold.Di
4、scoveryNews.Hareandsomeotherresearchersbelievesuchsoundsarcpartofanadvancedlanguagethatdevelopsjustasallothercommunicationsystems.Althoughsquirrelsrisktheirliveswhentheycallouttowarnothersofthreats,othersquirrelsmightadmirethisbehaviour,thusincreasinglythecaller’ssocialstatus,likehumanswholo
5、okuptoheroes.Hareaddedthatotheranimals,suchasbirds,probablyunderstandatleastsomesquirrellanguage,sincetheyalsomaybenefitfromthealarmcalls.Infact,anotherCanadianstudyfoundthatdeep-voiced,black-cappedchickadeeshavetheirownlanguagetoo.Accordingtocertainresearch,therearealotoftidingsinchickadees
6、'calls,suchasdirectingfellows'activities,keepingincontactbetweenmates,andraisingalarms.Whilechickadeesandotherbirdsareoftenwelcomedintogardensbyhomeowners,squirrelsarefrequentlyviewedaspests(害兽).Harewishesagreaterunderstandingofthecomplexsociallivesandcommunicationsystemsofsquirrelswillprovi
7、de“hopethathumanswillgainagreaterappreciationandstopdoingharmtotheseanimals”.1.Thetextmainlytalksabout.A.thestudyonthelanguageofsquirrelsB.thecomparisonbetweensquirrelsandchickadeesC.thecallingfortheprotectionofsquirrelsD.thewaysforsquirrelstoescap