牛津译林模块五unit3第三单元Readingppt课件.ppt

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1、Unit3Unit3ScienceandnatureTheperfectcopyReadingTogetafurtherunderstandingaboutcloningTolearntounderstandscientifictermsinscientificarticlesTolearnthewordsandexpressionsinthisunitclonebiologytissuesheepmammalcellstemcellgenegeneticgeneticallyorganembryoBrainstorming2.Whatwasthenam

2、eofthefirstclonedmammal?3.IsPaulineCarterfororagainsthumancloning?Dolly.Sheisagainsthumancloning.Checkpreviewingwork:Answerthefollowingquestions.Whatiscloning?Cloningisproducinganexactcopyofaplantoranimalusingitscells.Gothroughthereadingstrategy,andfindouthowtoworkoutthemeaningof

3、thesescientificterms.Step1Beginbyreadingthefirstandlastparagraphsforanideaofwhatthearticleisabout.ReadingstrategyStep2Step3Circleanywordsyoudonotknow.Questionthingsthatyoudonotunderstandorthatdonotappeartomakesense.Readthroughthearticleafewtimes,andmakesenseofthescientifictermsup

4、onfurtherreadings.Readthroughthepassageandfindoutthemainidea.Thereadingpassageisabouthowcloningisbeingresearchedandthedifferentattitudestowardsit.UnderstandingscientifictermsCircletheunfamiliarwordsorthingsyoudonotunderstandwhilesecondreading.Scaningclone(line1)embryo(line2)tissu

5、e(line4)organ(line4)cell(line9)克隆胚胎组织器官细胞Findoutthemainideaofeachparagraph.Para.1Para.2Para.3Anannouncementaboutthefirstclonedhumanembryocausedmuchdebate.ThefirstclonedmammalwasDolly.IanWilmutisshockedthatsomescientistsareconsideringcloninghumanbeings.Para.4Para.5Para.6Awomanwant

6、stohaveaclonedbaby.Cloninghumanembryosisillegalinmanycountries,butsomescientistsstillwanttoclonehumanbeings.Chinesescientistscontinuetoresearchwaysinwhichcloningcanbenefitmankind.Readthearticlecarefully,andfinishthefollowingexercises:DetailedreadingDecidewhetherthefollowingaretru

7、eorfalse.1.Peopleallovertheworldarehappyabouttheideaofcloninghumanbeings.2.Dolly,thefirstclonedmammal,isexactlythesameasothersheep.3.Accordingtothearticle,thescientistwhocreatedDollydoesnotagreewithcloninghumanbeings.FFT4.Cloningcanbeusedtocurediseasesbecauseitcanproducenewtissue

8、sandorgans.5.Cloninghumanbeingsisnotlega