选修8第二单元Using-Language.ppt

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1、选修8英语教学课件系列Unit2CloningUsingLanguageThereturnofDinosaurs霸王龙tyrannosaurus剑龙stegosaurs雷龙brontosaurus翼龙pterodactylLookatthefollowingpicturesandthinkwhichfilmtheyarefrom.HaveyoueverseenthefilmJurassicPark?Whydopeoplelikethisfilm?Whatanimalsdoyouseeinthefilm?Aretheyreal?2.Doyoulikedinosaurs

2、?Canyouseetheminourreallife?Why?3.Doyouthinkitispossibletoclonedinosaurs?Ifnot,why?Ifyes,doyouthinkthat’sgoodforhumanbeings?Why?Arrangeaccordingtotime.5.researchusingtheembryosofmice4.firstexperimentalclonesofcows8.firstexperimentalclonesofmice7.workontheembryosofsheepandmice2.China’sf

3、irstclonedtwincalves3.cloningoffrogs6.firstcloneofamammal1.cowgavebirthtoabison35784612SkimmingScientistsarestillexperimentingwithcloningmammalsbecausetheythinkitcanmakemoney.Theanimalsthathavedisappearedfromtheearth,likedinosaurs,canbebroughtbacktolifethroughcloning.Ifwecancloneanyext

4、inctanimals,weshouldletthemliveinazoo.FFFTrueorFalse1.Thewriterofthetext_____.A.isexcitedbythepossibilityofcloningfierceandextinctanimalsB.believesthatextinctanimalscanbebroughtbacktolifebycloningC.thinksitimpossibleorunsuitabletocloneextinctanimalslikedinosaursD.dreamsofdinosaursr

5、eturningtotheearthChoosethebestanswer.C2.ThefilmJurassicParkispopularbecause_______.A.peopleareinterestedinthesubjectofcloningB.alltheactorsaredinosaursC.itwasdirectedbyascientistwhoclonesdinosaursD.itprovesveryinterestingA3.Whichofthefollowingistrue?A.Micewereclonedin1981.B.Doll

6、ythesheepwasthefirstclonedanimal.C.Thenameoftheclonedcowis“Bison”.D.Chinawassuccessfulincloningmammals.D4.ThereasonswhyagroupofclonedanimalsalldieofthesameillnessdoNOTinclude____.A.theyhavethesamearrangementofgenesB.thereisn’tenoughdiversityinthegroupforittoovercomeillnessesC.theill

7、nessisanewoneD.theirarrangementofgenescannotresistthatnewdiseaseC5.Wecaninferfromthetextthat____.A.scientistsareexperimentingtoclonedinosaursB.dinosaurswillneverreturntotheearthC.clonedanimalswillonlyliveinthezooD.theDNAofdinosaurscanonlysurvive10000yearsBReadthetextandanswerthequ