2018-2019年度高二期末考试卷英语第一部分阅读理解第一节(共15小题;每小题3分,满分45分)阅读下列短文,从每题所给的A、B、C、D四个选项中，选出最佳答案。ACantreestalk?Yes,butnotinwords.Scientistshavereasontobelievethattreesdocommunicate(交际)witheachother.Notlongago,researcherslearnedsomesurprisingthings.Firstawillowtreeattackedinthewoodsbycaterpillars(毛虫)changedthechemistryofitsleavesandmadethemtastesoterriblethattheygottiredoftheleavesandstoppedeatingthem.Thenevenmoreastonishing,thetreesentoutaspecialsmell---asignal(信号)causingitsneighborstochangethechemistryoftheirownleavesandmakethemlesstasty.Communication,ofcourse,doesn’tneedtobeinwords.Wecantalktoeachotherbysmiling,raisingourshouldersandmovingourhands.Weknowthatbirdsandanimalsuseawholevocabularyofsongs,sounds,andmovements.Beesdancetheirsignals,flyingincertainpatternsthattellotherbeeswheretofindnectar(花蜜)forhoney.Sowhyshouldn’ttreeshavewaysofsendingmessage?1．Itcanbeconcludedfromthepassagethatcaterpillarsdonotfeedonleavesthat______.A．arelyingonthegroundB．haveanunpleasanttasteC．beesdon’tlikeD．haveanunfamiliarshape2．Thewillowtreedescribedinthepassageprotecteditselfby______.A．growingmorebranchesB．communicatingwithbirdsandbeesC．changingitsleafchemistryD．shakingcaterpillarsoff3．Accordingtothepassage,thewillowtreewasabletocommunicatewithothertreesby______.A．wavingitsbranchesB．givingoffaspecialsmellC．droppingitsleavesD．changingthecolourofitstrunkBItdoesn'tmatterwhenorhowmuchapersonsleeps,buteveryoneneedssomeresttostayalive.That'swhatalldoctorsthought,untiltheyheardaboutAlHerpin.AlHerpin,itwassaid,neverslept.Couldthisbetrue?Thedoctorsdecidedtoseethisstrangemanthemselves.AlHerpinwas90yearsoldwhenthedoctorscametohishomeinNewJersey.Theythoughtforsurethathegotsomesleepofsomekind.Sotheystayedwithhimandwatchedeverymovementhemade.Buttheyweresurprised.Thoughtheywatchedhimhourafterhouranddayafterday.TheyneversawHerpinsleeping.Infact,hedidnotevenownabed.Heneverneededone.TheonlyrestthatHerpinsometimesgotwassittinginacomfortablechairandreadingnewspapers.Thedoctorswerepuzzledbythisstrangecontinuoussleeplessness.Theyfoundonlyoneanswerthatmightexplainhiscondition.Herpinrememberedsometalkabouthismotherhavingbeeninjuredseveraldaysbeforehewasborn.Butthatwasall.Wasthistherealreason?Noonecouldbesure.Herpindiedattheageof94.4．Themainideaofthispassageisthat_______.A．apersonwasfoundwhoactuallydidn'tneedanysleepB．largenumbersofpeopledonotneedsleepC．everyoneneedssomesleeptostayaliveD．peoplecanlivelongerbytryingnottosleep5．ThedoctorscametovisitHerpin,expectingto_______.A．curehimofhissleeplessnessB．findawaytofreepeoplefromtheneedofsleepingC．findthathissleeplessnesswasnotreallytrueD．findoutwhysomeoldpeopledidn'tneedanyasleep6．Afterwatchinghimclosely,thedoctorscametobelievethatAlHerpin_______.A．wastoooldtoneedanysleepB．needednosleepatallC．oftensleptinachairD．neededsomekindofsleep7．OnereasonthatmightexplainHerpin'ssleeplessnesswas_______.A．thathehadn'tgotabedB．thathehadgraduallygottiredofthesleepinghabitC．hismother'sinjurybeforehewasbornD．hismagnificentphysicalconditionCWithhisstronginterestinnationalaffairs,37-year-oldSongZhigangwasgluedtotheTVnewsduringthe2014AsiaPacificEconomicCooperationsummit.Henotonlylearnedallthelatestinformationabouttheevent,hewasalsoinspiredtowriteasongforChinesePresidentXiJinpingandhiswife,PengL...
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