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1、Unit2课时跟踪练(一)WarmingUp&Reading—Pre-readingⅠ.阅读理解AAuthorsKyleKurpinskiandTerryD．Johnsonprettymuchhavemeconvincedthathumancloningisquitepossibleandisafuturecertainty.KurpinskiandJohnsonarebothbioengineeringexperts;unlikesimilarscientistsyouhaveseeninthemovies,theybo
2、thhaveasenseofhumor.WhatsurprisesmeisthatKurpinskiandJohnsonareabletotakesomethingascomplicatedasDNAandmakeitunderstandable.ThebookHowtoDefeatYourOwnCloneteachesuswhatisnowknownasDNAencoded(编码),howthathappens,andwhypeoplewithsimilarDNAdon'tlookoractthesame.Thebook
3、notonlyhelpsusgetabasicunderstandingofwhatDNAanditspurposeare,butalsoexplainscloningandstemcell(干细胞)research.Itoccurstomethatalotofpeoplewhoareagainststemcellresearchdon'tknowwhattheyareprotestingabout.Theauthorsprovideahistoryofcloning,aswellasinformationaboutste
4、mcells.Therealfunstartswhentheauthorsattackvariousmythsaboutcloning.Obviously,toomanypeoplehavebeenwatchingtoomanybadmoviesandtelevisionprograms.Rememberthey'rejustfictionalstories.If,somehow,scientistsmanagetocloneyou.Twentyyearsfromnowyourcloneisn'tgoingtokillyo
5、u.Amongthemythsexploredandexplodedarethataclonewillknoweverythingyouknowandwillactasyoudo,thatheadswhicharecutoffcanbekeptalive,andthataclonehasnobellybutton(肚脐).Manyofthemythsareridiculousbutmanypeoplebelievethem.KurpinskiandJohnsonalsodetailsomebioimprovements“t
6、hatreallywork”.Yousee,genescanbecontrolledtohelpyousleepbetterandbecomesmarter,healthier,andtaller.Well...notexactlyyou,butfuturegenerations.Ifyoudowindupinabattlewithyourownclone,whowillbeconsiderablyyoungerthanyou,rememberthatitisnotyouandthatitdoesn'tknowwhatyo
7、uknow.1．Manybioengineeringexpertsinmoviesare________.A．humorous B．wealthyC．seriousD．crazy非常感谢上级领导对我的信任，这次安排我向股份公司述职，既是对我履行职责的监督，也是对我个人的关心和爱护，更是对**百联东方商厦有限公司工作的高度重视和支持。解析：选C 推理判断题。从第一段的“unlikesimilarscientistsyouhaveseeninthemovies,theybothhaveasenseofhumor”
8、可知电影中的生物工程学家一般都是没有幽默感的。2．WhichofthefollowingthingsareinthebookHowtoDefeatYourOwnClone?a．WhatDNAanditspurposeare.b．Whoisagainstcloning.c．Thehistoryofclon
