Unit2《Cloning》using language 新人教版选修8.ppt

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1、ExtensivereadingThereturnofthedinosaurs?教师寄语：希望大家：每天都要超越自我！每天都要和惰性做斗争！每天都要成长！每天都要努力！每天都充满成就感！每天都在变得更强大、更自信、更完美！这就是我的每一天！I'mgettingbettereverydayineveryway.这就是人生的真正意义！Pleaseenjoysomepicturesaboutdinosaurs.霸王龙tyrannosaurus剑龙stegosaurs角龙ceratopsids雷龙brontosaurus翼龙pterodactyl【教学

2、过程】Keywords:1.灭绝的；绝种的extinct;2.流行（n.）popularity;3.哺乳动物mammal;4.不幸地unfortunately;5.最初的；开始的initial;6.多样性diversity;7.信息（不可数n.）information;8.抵制；抗拒resist;9.缺点；不利条件drawback;10.（家族中的）一代generation;11.栖息地habitat;12仅；只；不过merely;I、自主学习:通读全文，找出以下词组或句式：1.使…刻骨铭心strikesthintoone’sheart;2.远

3、远不能够…bealongwayfrombeingableto..;3.一门新的科学anewscience4.生出…givebirthto…5.不时；偶尔fromtimetotime=nowandthen;6.诸如…灭绝动物extinctanimalslike…;7.使复活；使充满活力；bring…backtolife;8.徒劳地invain=tonoavail;9.克服疾病overcomeillnesses;10.优势是…Theadvantageisthat…;11.传给；传下去passon;12….缺点是…Thedrawbackto…isth

4、at…;13.过着自然的生活liveanaturallife;14.依据…；按照…basedon/accordingto;15…可能性、机会thepossibility/chanceof….;Thewriterofthetext_____A.isexcitedbythepossibilityofcloningfierceandextinctanimalsB.believesthatextinctanimalscanbebroughtbacktolifebycloningC.thinksitimpossibleorunsuitabletoclon

5、eextinctanimalslikedinosaursD.dreamsofdinosaursreturningtotheearth主旨大意2.ThefilmJurassicParkispopularbecause_____.A.peopleareinterestedinthesubjectofcloningB.alltheactorsaredinosaursC.itwasdirectedbyascientistwhoclonesdinosaursD.itprovesveryinteresting细枝末节A3.Whichofthefollowi

6、ngistrue?____Micewereclonedin1981.B.Dollythesheepwasthefirstclonedanimal.C.Thenameoftheclonedcowis“Bison”D.Chinawassuccessfulincloningmammals.4.ThereasonswhyagroupofclonedanimalsalldieofthesameillnessdoNOTinclude____.A.theyhavethesamearrangementofgenesB.thereisn’tenoughdiver

7、sityinthegroupforittoovercomeillnessesC.theillnessisanewoneD.theirarrangementofgenescannotresistthatnewdisease5.Wecaninferfromthetextthat____A.scientistsareexperimentingtoclonedinosaursB.dinosaurswillneverreturntotheearthC.clonedanimalswillonlyliveinthezooD.theDNAofdinosaurs

8、canonlysurvive10000year推理判断Trueorfalse.Scientistsarestillexperimentingwithc