《Cloning》Listening-Spenking-and-Writin课件1-外研版选修6

Module5NSE(6)Cloning第一页，编辑于星期五：十一点三十七分。PeriodsdividingPeriod1Introduction(Vocabularyandreading,speaking)Period2ReadingandvocabularySpeaking,Period3FunctionandGrammarSubjunctiveMood(1)Period4Listeningandvocabulary,EverydayEnglishPeriod5CulturalCornerandReading(WB)andTaskPeriod6SpeakingandWriting第二页，编辑于星期五：十一点三十七分。Period4EverydayEnglish,ListeningandVocabulary

第三页，编辑于星期五：十一点三十七分。StepILearn“EverydayEnglish〞Everydaywemusttalkwithothers,buthowdowecontinuewithourtalk.Let’slearnthemeaningoftheexpressions.Activity1)Matchthesewordsandexpressionsintheboxwiththeirmeanings.第四页，编辑于星期五：十一点三十七分。1.clearly2.I’mgoingtocontinue.3.tosayitanotherway4.It’sdifficulttobelieve!5.Theoppositeistrue,6.That’scompletelyuntrue.7.That’sright.OnthecontraryThat’sit.Incredible!tocontinueObviouslyinotherwordsNonsense!1324567第五页，编辑于星期五：十一点三十七分。Activity2)Completethisconversationwithexpressionsintheboxwiththeirmeanings.(T=teacherS=student)T:Tellmewhatyouknowaboutcloning.S:Clonedanimalstaketheirgenesfromboththeirparents.T:____________,theytaketheirgenesfromboththeirparents.S:Sorry,yes,_________,scientistsjoinaneggandadultcellfromthesameanimalorplant.Thiscreatesaclone.T:________________!Welldone!S:Butofcourse,clonedanimalswillneverbe“real〞animals,willthey?T:__________!____________,thereareproblemswithclonedanimalsatthemoment.Thisisbecausecloningisanewscience.Butoneday,cloneswillbejustasgoodasrealanimalsorhumans.S:______________,clonedhumanswillbejustlikeyouorme?T:Yes!S:________________________.OnthecontrarytocontinueThat’sitNonsenseObviouslyInotherwordsIncredible第六页，编辑于星期五：十一点三十七分。StepIIPre-listeningActivity1)Lookatthepicturesandlearnsomewords

acell

Scientistsworkinginalaboratoryagene第七页，编辑于星期五：十一点三十七分。(a)CloningDNAinPlasmids.ByfragmentingDNAofanyorigin(human,animal,orplant)andinsertingitintheDNAofrapidlyreproducingforeigncells,billionsofcopiesofasinglegeneorDNAsegmentcanbeproducedinaveryshorttime.DNAtobeclonedisinsertedintoaplasmid(asmall,self-replicatingcircularmoleculeofDNA)thatisseparatefromchromosomalDNA.Whentherecombinantplasmidisintroducedintobacteria,thenewlyinsertedsegmentwillbereplicatedalongwiththerestoftheplasmid.(thestructureofcloning)第八页，编辑于星期五：十一点三十七分。第九页，编辑于星期五：十一点三十七分。Activity2)AnswerthefollowingquestionsaccordingtoPicture(sheep)Whodowegetourgenesfrom?Howmanyparentsdoesaclonedanimalscreated?Whereareclonedanimalscreated?InwhatwayareSheepAandSheepBidentical?Ourparents.One.Inalaboratory.Theyhaveidenticalgenes,andsoareidenticalineveryway.第十页，编辑于星期五：十一点三十七分。Activity3)Saywhichoftheargumentsbelowareforcloningandwhichareagainstcloning.

WriteF(for)forA(against)

“befor=agree〞“beagainst=disagree〞Cloningisagainstnature._______.Cloningwillbebeneficialtohumans.Forexample,ifacouplecan’thavechildren,cloningcouldhelpgivethemachild.____Clonedanimalsgetillanddiequiteyoung.___Peopleareafraidthatscientistswillcreatethousandsofcopiesofthesameperson.___Cloningisdangerousbecausescientistsmaycreatemonstersbymistake.____Wecouldusecloningtocureillness._____AFAAAF√√√√××第十一页，编辑于星期五：十一点三十七分。StepIIIwhile-listening

Activity1)listentoaradiodiscussionaboutcloningandchecktheargumentsforandagainstcloningthatmentionedinActivity3第十二页，编辑于星期五：十一点三十七分。

Activity2)listentoaradiodiscussionaboutcloningagainandtrytofindtheanswerstothequestions.Whattopicisforthisweek?WhoisDrHughDonaville?Wheredoclonedanimalsarecreated?Wheredoclonedanimalscomefrom?Whatanimalsdidscientistsclonein1997?Howdomanypeoplebelievecloning?第十三页，编辑于星期五：十一点三十七分。AnswerstofivequestionsCloning.Heisaheadofacompanythathasalreadyclonedanumberofanimals.Inthelaboratory.Theytakealltheirgenesfromasingleparent.Asheepcalleddolly.Cloningiswrongandagainstnature.第十四页，编辑于星期五：十一点三十七分。Activity2)ListenthesecondtimeandfillinthemissingwordsPresenter:Sowhatarethedifficulties?HughD:Unfortunately,clonedanimals_______________________Forexample,Dollythesheepdiedin2003.Sheshouldhavelivedlonger.Presenter:_____________________?HughD:We’vegotafewideasbutwedon’treallyunderstandwhyyet?Presenter:Isee.Nowobviously,DrDonaville,youbelievethatcloningwillbebeneficialtohumanbeings.HughD:Yes,Ido.______________________,I‘dbeinadifferentjob.Presenter:Manypeoplebelievethat_____________________________.Howdoyouanswerthem?HughD:Itellthemthat______________________________________.getillanddiequiteyoungWhydotheygetillIfIdidn’tbelievethat,cloningiswrongandagainstnaturecloningisawayofhelpingnature第十五页，编辑于星期五：十一点三十七分。Activity3)ListenthethirdtimeandcorrectthewronginformationinthesentencesonPage46(5)DrHughDonavilleworksforacompanythathasalr