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1、新高考英语必备---课时提升作业三十七选修8 Unit2 Cloning(限时35分钟)Ⅰ.阅读理解ACloninghasthepotentialtochangesociety.Forsome,it’sawelcomedevelopmentdesignedtomakeourliveseasier.Forothers,itrepresentsathreattothehealthandbalanceofsociety,especiallyfromamoralperspective.Lookingatthesecloningprosandcons,it’simportanttoconsiderthe
2、scientific,financial,andsocialaspectsofcloningprocesses.Fromascientificperspective,cloningcanbeconsideredmajorprogress.Scientistsaren’tlimitedbypopulation.It’salsopossibletoclonepiecesoflivingthings.However,cloningchangesthenaturalorderoflifeanddeath.Whyshouldscientistshavetotreatananimalwellinthela
3、biftheycanjustmakemore?Asaresult,scientistsmaybecomelazyorcarelesswiththelivingthingstheyworkon.Cloningisamajorbusiness.Medicalresearchgroupshaveinvestedmillionsofdollarsinmakingcloningpossible.Asaresult,theycanmakebigprofitsfromsellingcloningservicestohospitalsandthepublic.However,thewealththeyachi
4、evedoesn’tmeanthatcloningitselfisaprofitabletrial.Forexample,whileacompanymaycloneanorgan,itspricemaybetoohightoafford.Asaresult,onlyrichpeopleandgovernmentscouldusecloningproducts.-12-Asawhole,cloningforsocietycanbedebatedforhours.Ononehand,youhavereligiousgroups,whosaythatcloningiswrong.Ontheother
5、hand,youhavemanypeoplewhoarelookingforwardtomakingclonesofthemselvessothattheclonecanserveasaworkerandleavetheoriginalpersontoenjoyalifeofrelaxationandwealth.【文章大意】人们对克隆问题意见不统一,有人赞成,也有人反对。但作者认为人们应该全面思考克隆问题。1.Wecanconcludefromthefirstparagraphthat________. A.opinionsaboutcloningvaryfrompersontoperson
6、B.morepeoplethinklittleofthebenefitsofcloningC.cloninghasthepotentialtochangesocietyforbetterD.peopleshouldthinkofcloninginamorescientificway【解析】选A。推理判断题。从第一段的内容可知,人们对克隆问题意见不统一,有人赞成,也有人反对。但作者认为人们应该全面思考克隆问题。2.Whydosomepeoplethinkcloninghasabadeffectonscientificexperiments?A.Moremoneymaybespentincloni
7、ngotherlivingthings.B.Scientistswillbecomecarelesswiththeirexperiments.C.Cloningmaydisturbthebalanceofnatureandwildlife.D.Scientistsmayignorethelivingthingstheyworkon.【解析】选D。细节理解题。从第三段的“Asaresult,scie