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1、Module5课下能力提升（十七）阅读理解ALastspring,IworkedinWashingtonD．C.ThereIvisitedFord’sTheaterandlookedatAbrahamLincoln’simpressivememorial(纪念碑)．ButattheNationalMuseumofHealthandMedicine,mynosecouldalmosttouchpiecesofthemanhimself:alockofhishair,piecesofhisskullandahandkerchiefwithhisbloodonit.AsIstoodthere
2、,Iwondered,“CouldwecloneAbrahamLincoln？”SinceDollythesheepwasclonedin1996,scientistshaveclonedmammalsfrommicetomules,butwe’veneverclonedahuman.Maybeit’sahorribledesire,butifweeverdecidedtoclonesomeone,IwouldvoteforAbrahamLincoln.AfterAbrahamLincolnwasshot,hisdoctorsandfriendscollectedbitsofhissk
3、ullandbloodypiecesofclothforautopsy(尸检).Locksofhishairwerepassedaroundlikeholyrelics.LongbeforetheyknewaboutDNA,thesepiecesofLincolnrepresentedtheessence(本质)oftheman.Whilewedohavehisgenes,weprobablydon’thavetheentireDNAsequenceneededforcloning.SherylBernauer,labsupervisorfortheDNASequencingFacil
4、ityatUCDavis,saidthatwhencellsdieovertime,theDNAbecomeslessuseful.TheDNAinLincoln’s145yearoldbloodstainsandhairisprobablyfutileforcloning.“ThehairitselfwouldbeveryhardtogettheentireDNAsequencefromunlessyouhaveacompletefollicle(毛囊)，”Bernauersaid.Wedon’thaveanyofLincoln’sfollicles,sothat’sanogo.St
5、ill,it’sinterestingtothinkabouthowthedevelopmentofcloninghaschangedthewayweviewhumanremains.Humanshavealwayshonoredthedead,butnowweknowthat—inDNAatleast—partofthedeadliveson.语篇解读：作者思考了我们是否可以克隆出AbrahamLincoln的问题，但目前来说条件不允许。1．AttheNationalMuseumofHealthandMedicine,theauthor________.A．touchedpieces
6、ofAbrahamLincolnB．lookedatAbrahamLincoln’smemorialC．wasaskedaboutcloningAbrahamLincolnD．sawsomethingbelongingtoAbrahamLincoln’sbody解析：选D 细节理解题。根据第一段的“ButattheNationalMuseumofHealthandMedicine...alockofhishair,piecesofhisskullandahandkerchiefwithhisbloodonit.”可知，作者在那里看到了一些林肯身上的东西。2．WhywerebitsofA
7、brahamLincoln’sskullandbloodypiecesofclothcollected?A．Torememberhim.B．Tolearnabouthisdeath.C．Tostoreforcloninginthefuture.D．Tobepassedaroundlikesaintlyrelics.解析：选B 推理判断题。根据第三段的“hisdoctorsandfriendscollectedbitsofhisskullandb
