人教版高中英语选修8-Unit-2《Cloning》(Using-language)课件.ppt

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1、UsingLanguageWordspreviewresistmerelydecorationunablezebravt.抵抗；对抗adv.仅；只；不过n.装饰adj.不能的；不会的n.斑马argumentaloudreasonableobtainn.论据；论点；争论adv.大声地；出声地adj.合情理的；讲道理的；公道的vt.获得；得到WordspreviewExpressionspreviewfromtimetotimebringbacktolifepayoff不时；偶尔使复生取得好结果；取得成功；赔清克隆的进展蛙:1962年，未成功绵羊:1996年，多利（Dolly）猕猴

2、:2000年1月，Tetra，雌性猪:2000年3月，5只苏格兰PPL小猪牛:2001年，Alpha和Beta，雄性猫:2001年底，CopyCat(CC),雌性小鼠:2002年兔:2003年3-4月分别在法国和朝鲜独立地实现；骡:2003年5月，爱达荷Gem，雄性；6月，犹他先锋，雄性鹿:2003年，Dewey马:2003年，Prometea，雌性狗:2005年，韩国首尔大学，史纳比Pleaseenjoysomepicturesaboutdinosaurs.霸王龙剑龙stegosaurs角龙ceratopsids雷龙brontosaurus翼龙pterodactylReadi

3、ngTHERETURNOFTHEDINOSAURS?1.Thewriterofthetext_____A.isexcitedbythepossibilityofcloningfierceandextinctanimalsB.believesthatextinctanimalscanbebroughtbacktolifebycloningReadthepassageandthenchoosethecorrectanswerstothebelowquestions.C.thinksitimpossibleorunsuitabletocloneextinctanimalslikedi

4、nosaursD.dreamsofdinosaursreturningtotheearth2.ThefilmJurassicParkispopularbecause_____.peopleareinterestedinthesubjectofcloningB.alltheactorsaredinosaursC.itwasdirectedbyascientistwhoclonesdinosaursD.itprovesveryinteresting3.Whichofthefollowingistrue?____Micewereclonedin1981.B.Dollythesheep

5、wasthefirstclonedanimal.C.Thenameoftheclonedcowis“Bison”D.Chinawassuccessfulincloningmammals.4.ThereasonswhyagroupofclonedanimalsalldieofthesameillnessdoNOTinclude____.A.theyhavethesamearrangementofgenesB.thereisn’tenoughdiversityinthegroupforittoovercomeillnessesC.theillnessisanewoneD.their

6、arrangementofgenescannotresistthatnewdisease5.Wecaninferfromthetextthat____A.scientistsareexperimentingtoclonedinosaursB.dinosaurswillneverreturntotheearthC.clonedanimalswillonlyliveinthezooD.theDNAofdinosaurscanonlysurvive10000yearReadthepassageagainandanswerthequestions.1.Whyshouldn'tyoucl

7、oneanextinctanimalunlessthereisenoughdiversityinthegroup?Therewillnotbeenoughgeneticvariationinthegrouptobeabletoresistnewillnesses.2.Whyisitwrongtocloneanextinctanimalifitwouldhavetoliveinazoo?Itisnotagoodideatocloneananimalthatwouldhavetoliveinaz