高二英语人教新课标选修八第二单元Cloning课件

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Unit2CloningStarWar:Episode2:Attackoftheclones星战前传2:克隆人的进攻TheSixthDay第六日(施瓦辛格)______________:isonethatoccursinanaturalformofcloningwithouthumanhelp.__________________:isonethatisproducedthroughhumanintervention(介入).TwokindsofclonesWarmingupNaturalcloneMan-madecloneLookatthesepicturesanddiscusswhichonesarenaturalclonesandwhichonesareman-made.Explainhowtheydiffer.DiscussionAstrawberryplant_________cloneThenewplantsthatgrowfromtherunners(长匐茎植物)areexactcopiesoftheo______(原始的)plant.NaturalriginalGrowingnewplants___________cloneMan-madeTwinsTheyarebornnaturallyandidentical(一模一样)in____and___________.sexappearance_________cloneNaturalDollywasa______sheep.clonedThesheepDollyIn1996,Dollywasborn.Itisthefirstmammaltobecloned.Itisconsideredtobethegreatestsuccessinthedevelopmentofcloning.cloningWhereisitleadingus?Book8unit2ReadingListentothetapeandfindoutthemainideaofeachparagraph.SkimmingThemainideaofeachparagraph.A.TheimpactofDolly.B.Cloningisawayofmakinganexactcopyofanotheranimalandplant.C.People’sreactiontocloning.D.Cloninghastwomajoruses.E.TheproblemsofDolly.Paragraph1Paragraph2Paragraph3Paragraph4Paragraph5Themainideaofthetextis____A.animalcloningisveryvaluableandcanbenefittheworld.B.animalcloningcouldbemisusedbybadpeoplesoitmustbeforbiddenC.animalcloningiswelldevelopedbecauseDollythesheepwasborn.D.animalcloningraisedargumentsandscientistsarenotsureaboutitsfuture.主旨大意Whereisitleadingus?scanningReadingCloningisawayofmakinganexactcopyofanotheranimalandplant.Whatiscloning?Ithappensbothin______andin_______.Theyareboth_______plantsanimalsPara1Thedefinitionofcloningnaturalclones1.Themajoruses:Firstly,…commercial…Secondly,…research…Para2Themajorusesandproceduresofcloning2.Inthisparagraph,theword“straightforward”means____.A.uncomplicatedB.honestC.frankD.difficultCloningplantsisstraightforwardwhile(表对比)cloninganimalsisverycomplicated.ThecloningofDollythesheepsucceededbecause____.A.it’seasiertocloneasheepthanotheranimalsB.thescientistsweredeterminedandworkedhardwithpatienceC.thescientistswererewardedandgotlotsofmoneyD.manyotherattemptstoclonemammalsfailed细枝末节Theirdeterminationandpatienceofthescientistspaidoff.First,thefactthatDollydeveloped______inanaturalwaywas__________.Later,thenewsthatDollyhadbecomeseriouslyillwas__________.Finally,theproblemthatoccurredtothescientistswasthataclonedanimallives_____________theoriginalone.Para3TheproblemsofDollynormallyencouragingA.aslongasB.shorterthanC.longerthandisturbingshorterthan4.Thesheepthatdonatedthesomaticcellmostprobablylived____years.A.3B.6C.9D.13推理判断AltogetherDollylivedsixandahalfyears,halfthelengthofthelifeoftheoriginalsheep.Theword“controversial”inpara4probablymeans:____________.A.complicatedB.arguableC.importantD.traditionalPara4TheimpactofDollyIts’appearanceraisedandthemediaandpublicimagination.astormofobjectionshadagreatimpactonTrueorfalse:1.PeoplefearedthatClonedevilleaderswoulddoharmtotheworld.2Alltheresearchintohumanbeingswillbeforbidden.3Somecountrieswillusecloninginawiseway.Para5People’sreactiontocloningManygovernmentsforbaderesearchintohumanbeings.Furtherunderstandingtheauthordoesnotstateanypersonalopinionaboutcloning.A.Objective(befair)B.Negative(beagainstit)C.Positive(beinfavorofit)Thewriter’sattitudetowardscloningBecause_________________________________________________________________ToCloneornottoclone,thatisaquestion.Practiceactivity:DebateAreyouinfavorofcloningoragainstcloning?Stateyourpointofviewonit.VSForAgainstAdvantage(goodpoints)Disadvantage(badpoints)ItcanmakemoreprofitsforgardenersandfarmersWecouldusecloningtocureillnessCloningcanhelpsaveendangeredanimalsCloningcanprovideacopyofachildforacouplewhosechildhasdiedClonedanimalsiseasytogetillanddieyoungAgainstnatureandmoralAnimalsclonesmaydeveloptheillnessofolderanimalsEvilleadersmaywanttoclonethemselvesPeopleareafraidthatscientistswillcreatethousandsofcopiesofthesameperson.CloningisagreatbreakthroughtohumanbeingsHomework:基础写作写作情景:今天我们班同学讨论了有关克隆的问题。同学们热烈发表了评论和表达了自己的看法;他们主要有两种不同的意见:写作内容:请同学们将辩论的内容整理成一篇作文。开头已给出。Today,wehaveaheateddiscussionaboutcloningandopinionsaredividedonthequestion._______________________________________However,________________________________________________________personally,I_____________________ThankyouBye-bye

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