2014-2015学年高中英语Unit2CloningListeningandspeaking课件新人教版选修.ppt

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1、Listening&SpeakingIscloningcruel?ListenandseewhetheryouagreewithXiaoQingorMary.1.Readthesestatementsbeforelistening.Tickthosethatyouhear.①Cloningwillbringdeadpetstolife.②Therewere627experimentsbeforeDollywassuccessfullyclone③Cloningmayproducemedicineorevenorgansofahumanbodytoc

2、ureseriousillnesses.④Dollywas“middle-aged”whenshewasborn.⑤Soyourgrandmotherwouldbeabletostartherlifealloveragainandlivetoanoldage.2.Listentothetapeagain.Mary’sideasaboutcloningXiaoQing’sideasaboutcloning1crueltoanimals1scientistsaredoingawonderfuljob2makesthemdounnaturalthings

3、2maybringbackextinctanimals3itisa“deadend”3problemsbecauseitisanewscienceMary’sideasaboutcloningXiaoQing’sideasaboutcloning4clonebornatageof“mother”4scientistsneedencouragement5weakensthespecies5itmayprovidemedicineforillnesses3.Whoseideasdoyouagreewith?Getreadytohaveaclassdis

4、cussion.Thinkaboutthereasonsforyourpointofview.Useyourownideasaswellasthoseinthetext.Thesewordsandphrasesonpage18maybeusefulforyouduringthediscussion：That’sagoodidea.Icannotacceptyourargumentbecause…Isupport…because…No,Ican’tagreewith…because…Iagreewith…because….Howcanyoubelie

5、vethat?Yourargumenthasconvincedmebecause…Iwouldliketoagreewithyoubut…Idon’tcareforyourideasbecause…No,thatisnotreasonablebecause….That’sagreatidea!Yourideassoundveryencouragingtome.ListeningTextISCLONINGCRUEL?XiaoQingandMaryBrownarediscussingwhethercloningiscrueltotheanimals.M

6、B:XiaoQing,doyouthinkcloningiscruel?XQ:Whatdoyoumeanbythat?Thescientistsaredoingawonderfuljobandsoontheymaybeabletobringbackextinctanimalsoreverpeople’sfavouritepetsbacktolife.MB:Yes,Qing,Iknow.Butdoesn’tthatseemstrangetoyou?Isitworthit?Ittook276experimentsbeforeDollywassucces

7、sfullycloned.ThinkofallthoselivecellsandeggsthatdiedinorderforDollytobeborn.Idon’tapproveofthat!XQ:ButMary,bereasonable.Isn’titalwayslikethatwithanewscience?Thisisthewayyoulearntodothingsbetter.It’sjustthatthisonedealswithlivingthings.MB:Isupposeso—buttheymaketheanimalsdounnat

8、uralthings.Onepoorcowwasmadetogivebirthtoabison.Whatwasthepoo