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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,aprofesso
2、rofzoologyattheUniversityofManilohainWinnipeg,andhisteammanagedtorecordsquirrels'alarmcalls．Theresearchersstudiedthesoundsandthenplayedthembackto60wildsquirrels,whichthescientistsapproachedindividuallywithavideorecordertocapture(抓拍）theirreponses．Somesquirrel
3、sliftedtheirheadsupandbecame．Alert(警惕的）．Creaturesthatweremorefrightenedsimplyranfortheirlivesanddivedintocaves．"Ineffectthen,whistlesthatmixwithchuckssay'there'sanenemyofaveragethreatthat'shere',andwhistleswithoutchuckssay'there'sanenemyofseeminglyaveragethr
4、eataroundheresomewhere',whilepurechirpssay,'I'mhidingherebecausethere'sanimmediatedanger．'"Haretold．DiscoveryNews．Hareandsomeotherresearchersbelievesuchsoundsarcpartofanadvancedlanguagethatdevelopsjustasallothercommunicationsystems．Althoughsquirrelsrisktheir
5、liveswhentheycallouttowarnothersofthreats,othersquirrelsmightadmirethisbehaviour,thusincreasinglythecaller’ssocialstatus,likehumanswholookuptoheroes.Hareaddedthatotheranimals,suchasbirds,probablyunderstandatleastsomesquirrellanguage,sincetheyalsomaybenefitfr
6、omthealarmcalls.Infact,anotherCanadianstudyfoundthatdeep-voiced,black-cappedchickadeeshavetheirownlanguagetoo．Accordingtocertainresearch,therearealotoftidingsinchickadees'calls,suchasdirectingfellows'activities,keepingincontactbetweenmates,andraisingalarms．W
7、hilechickadeesandotherbirdsareoftenwelcomedintogardensbyhomeowners,squirrelsarefrequentlyviewedaspests(害兽）.Harewishesagreaterunderstandingofthecomplexsociallivesandcommunicationsystemsofsquirrelswillprovide“hopethathumanswillgainagreaterappreciationandstopdo
8、ingharmtotheseanimals”.1．Thetextmainlytalksabout．A．thestudyonthelanguageofsquirrelsB．thecomparisonbetweensquirrelsandchickadeesC．thecallingfortheprotectionofsquirrelsD．thewaysforsquirrelstoescap
