Reading 1英语.ppt

Unit2cloning Whichonesarenaturalclones Whichonesareman made Howdotheydiffer Warmingup Astrawberryplant Naturalclone Growingnewplants Naturalcloneisonethatoccursinanaturalformofcloningwithouthumanhelp Man madecloneisonethatproducedthroughhumanintervention 介入 Dollythesheep Shewasclonedwhiletheotherswerebornnaturally Inotherword Dollywasa sheep cloned HowdoesDollydifferfromothersheep Pre reading addyourquestionstothelist QuestionlistaboutcloningWhatisaclone Howisacloneproduced Whatbenefitscanhumansgainfromcloning Whatproblemsmayarisewhenhumansarecloned 5 6 CLONING WHEREISITLEADINGUS Predict Towhichquestionfromourlisttheanswermightbefoundinthispassage Fastreading3mins 2 Outline keywordforeachparagraphPara 1 Para 2 Para 3 Para 4 Para 5 ReadforMainideaofthepassage Introduction definition Usesandbreakthrough ProblemsofDolly theImpactofcloning People sreactiontocloning Themainideaofthetextis A animalcloningisveryvaluableandcanbenefittheworld B animalcloningcouldbemisusedbybadpeoplesoitmustbeforbiddenC animalcloningiswelldevelopedbecauseDollythesheepwasborn D animalcloningraisedargumentsandscientistsarenotsureaboutitsfuture mainidea 1 Dollythesheep A lookedexactlylikethesheepthatprovidestheegg B wastheexactcopyofthesheepthatprovidesthenucleus C lookedlikethesheepthatgavebirthtoit D hadthecharacteristicsofallthreesheep Reading IISkimming 5ms Choosetherightansweraccordingtothetext 2 Itcanbeinferredfromthepassagethataclonedanimal A usuallylivesaslongastheoriginaloneB usuallyliveslongerthantheoriginaloneC usuallyliveslongerthantheoriginaloneD isusuallyashealthyastheoriginalone 3 Thesheepthatdonatedthesomaticcellmostprobablylived years A 3B 6C 9D 12 4 Whichofthefollowingisnotanadvantageofcloning Cloningcanbeusedformedicalpurposes Largequantitiesoffoodcanbeproducedbycloning Cloningcanhelpkeepanimalsfrombecomingextinct Famouspersonswhohavepassedawaycanbecloned 5 Inthesecondparagraph theword straightforward means A uncomplicatedB honestC frankD difficult 6 WhichofthefollowisNOTaproblemordangerofcloningaccordingtothetext ClonedBinLadenswoulddoharmtotheworld B Animalclonesmaydeveloptheillnessofolderanimalsandmaydieyoungerthanthedonoranimals C Therearemoralobjectionstocloninghumanbeings D Toomuchcloningmayleadtothedestructionofthebalanceofnature Cloningisawayofmakinganexactcopyofanotheranimalandplant Whatiscloning Cloninghappensbothin andin Theycanbeclonedby and plants animals themselves humans Naturalclone Man madeclone Para1 filltheblanks IntensiveReading 1 Howmanymajorusesdocloninghave Firstly commercial Secondly research 2 WhenwasthecloningofDollythesheepborn Whydidthescientistssucceedincloningit Para2Readtogether 1996 Itwastheirdeterminationandpatiencethatpaidoff Themajorusesandbreakthroughofcloning Atfirst thefactthatDollydeveloped inanaturalwaywas Later thenews shelivedforsixyears halfthelengthofthelifeofthe onewas Finally theproblemthatoccurredtothescientistswasthataclonedanimallives thantheoriginalone Para3 TheproblemsofDolly normally encouraging orginal that disturbing shorter readfreely 1 Thefactthatsheseemedtodevelopnormallywasveryencouraging 2 ThencamethedisturbingnewsthatDollyhadbecomeseriouslyill Appositiveclause Wecaninferfromthelastthreeparagraphsthat ThenormaldevelopmentofDollyhadnoeffectonthecloningofotherspecies B Dolly sseriousdiseaseandfinaldeathdisturbedthewholeworld C Dollysuccessfullyclonedanewlambwiththehelpofcloningscientists D Therewereargumentsaboutanimalsaboutanimalcloningandconcernsaboutthefutureofcloning Para4 5 Theimpactandpeople sreactiontocloning theauthordoesnotstateanypersonalopinionaboutcloning A Objective befair B Negative beagainstit C Positive beinfavorofit Thewriter sattitudetowardscloning Because Homework 1 创新作业本periodI2 FinishEx 1 2 3 Page12 我国成功繁殖克隆兔体形要比普通兔大许多 2002年5月中旬成功地繁殖了一只胚胎细胞克隆兔 第一只克隆宠物猫 克隆马及其 母亲兼姐姐 2002年4月十六日美国第一头克隆牛 艾米 产下牛犊喜作妈咪 克隆的荧光小猪 左 和正常小猪 右 Astrawberryplant Thenew