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漫滴州演漏市慢寨学校南宁市2014高考英语一轮（暑假）阅读理解训练（10）及答案阅读理解主旨大意Passage****(重庆联合诊断卷)Scienceandtechnologyhaveadvancedatsucharatethatcloning(克隆)hasnowbecomeareality.Thepossibilityofcioninghumansisaseriousissueandraisesethical(伦理的)questions.Inmyopinion,cloningisusefulforresearchimocuresfordisease.However,Ithinkthatitneedstobeapproachedwithcautionandcarefullymonitoredbygovernments.Researchintocloningandstemcell(肝细胞)productionisprimarilyaimedatfindingnewtreatmentsforcurrentlyincura-bleillnesses.Whilethiswouldimprovethequalityoflifeformany,notenoughisunderstoodaboutwhateffectscloningwouldhaveontheworldinthefuture.Thisisprimarilybecausewedonotunderstandenoughabouttheeffectsofcloningandboththephysicalandpsychologicaleffectsthatislikelytohaveonclonedhumansandontherestoftheworld.Further-more,itisthoughtthataclonedhumanwouldbeunlikelytosurvivebirthandwouldsufferfromcomplicationsresultingfrommalformed(畸形的)organs.Therearealsoquiteseriousethicalissuesindanger.Inessence,thosewhoareagainstcloningwouldarguethatscientistshavenorighttoplayGodandtointerferewithnaturalprocesses.Producingembryos(~)forthepurposeofharvestingstemcellsforresearchpresentsimportantquestionsaboutthenatureandstatusoftheembryobeingproduced.Itmayalsomakeusquestionwhetherthrowingitawayafterusereducesthevalueweplaceonhumanlife.AconclusionIdonotagreethatresearchintocloningusinghumanembryosshouldcontinue.Thisisnotonlybecauseitmayreducethevalueweplaceonhumanlife,butalsobecausenotenoughisknownabouttheeffects.However,Idothinkthatifthereisawaytoproducestemcellsusingcloningwhichdoesnotputhumanlifeatrisk,thengovernmentsshouldcontinuetosupportit.1.Whatisthewriter'sgeneralopiniononcloning?A.Itisusefulineveryareaofresearch.B.Itneedstobecarefullycontrolledbygovernments.C.Itisusefulforresearchintocuresfordiseaseifitiscontrolled.D.Itisonlyusefulforresearchintocuresfordisease.答案:C指导：从文章第一段最后两句知，C选项表达作者的观点。2.ThemainargumentinParagraph3isthat______.A.scientistsdonotvaluehumanlifeB.thep