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1、Unit1Theworldofoursenses同步练习8I. 翻译下列短语：(每题3分，共30分)1.取得进步___________2.在接受治疗中______________3.在展示中______________4.（不小心）撞着某物_____________5.(动物)以……为主食___________6.偷偷从后门溜走______________7.致命伤___________8.疏远某人_____________9.低声谈话_____________10.没有获胜的希望______________II
2、.阅读理解：（每题5分，共25分）Threebillionyearsafterlifebegan,theearthisnowthehometomanydifferentkindsoflivingthingsperhapsfivetotenmillionkinds.However,manyofthesearedyingout.Itisthoughtthatbetweentheyears1550and1950anaverageofonekindoflivingthingdiedouteachyear.By1985th
3、ishadrisentooneperday.Between1980and2000wemayloseanotherhalfamilliondifferentkindsoflivingthings.Therearemanyreasonsforanimalsdyingout,butthemostimportantoneisthepartthathumanshaveplayed.First,manyanimalshavebeenkilledforfood.Second,manyoftheplaceswherethesea
4、nimalsusedtolivehavebeendestroyed.Drylandshavebeenwatered.Wetlandshavebeenturnedintofields.Forestshavebeencleared.Muchlandhaseitherbeenchangedtofarmlandorusedforbuilding.Pollutedriversandlakeshavealsobeenacauseofdeath.Oneexampleofananimalindangeristhetiger.Th
5、erearethreetypesoftigerlivinginChina:theSouthChina,theNortheastern,andtheBengal.Inallthereareprobablynomorethanatotalof400tigersleftinChina.Manyoftheforestswheretheylivedweredestroyed.Also,tigerswerehuntedandkilleduntilinmanyareastheentirepopulationhaddisappe
6、ared.In1900therewereabout100,000tigersinAsia.In1970whentheshootingoftigerswasstoppedtherewerejust5,000left.InIndia,however,thepopulationoftigershasincreased,from2,000in1972toabout5,000in1989.PerhapsthesameprogresscanbemadeinChina.1.Themostdangerousenemyofanim
7、alsare_________.A.huntersB.trapsC.humansD.pollutedlakes2.ThenumberoftigersinIndiagrowingisbecause__________.A.therearesomespecialkindsoftigersinIndiaB.thetigerstherearewell-protectedC.theshootingoftigersareforbiddenD.BothBandC3.Howmanytypesoftigersarelivingin
8、China?A.400B.100,000C.3D.24.By1985theaveragenumberofthelivingthingsthatdieoutis_________.A.onekindeachyearB.onekindadayC.onekindaweekD.onekindamonth5.Whatdowedotoprotectplantsandanimals?A
