高中英语 Unit 2 Cloning Part II Reading学案新人教版选修8.doc

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1、Unit1WomenofachievementPartIIReading一、【学习目标】1.Learnaboutcloninganditshistory.2.Learntheuseofkeywordsandsentencestructuresinthetext.二、【自主预习】StepI:Pre-reading(lead-in)(1)Canyouseeanycloninghappeninourdailylife?(2)Whatbenefitscanhumansgainfromcloning?(3)Whatproblemsmayarisewhen

2、humansarecloned?StepII:Reading1.Skimthetextandmatchthetopicswitheachparagraph:Para1:A.Itisforbiddentoclonehumanbeings.Para2:B.TheproblemsofDolly.Para3:C.Whatiscloning?Para4:D.TheeffectofDolly.Para5:E.Cloninghastwomajoruses2.Scanthetextandchoosethebestanswers.(1)Themainideaof

3、thetextis_____.A.cloningisveryvaluableandcanbenefittheworld.B.cloningcouldbemisusedbybadpeoplesoitmustbeforbidden.C.cloningiswelldevelopedbecauseDollythesheepwasborn.D.cloningraisedargumentsandscientistsarenotsureaboutitsfuture.(2)ThecloningofDollythesheepsucceededbecause___

4、__A.it’seasiertocloneasheepthanotheranimalsB.thescientistsweredeterminedandworkedhardwithpatienceC.thescientistswererewardedandgotlotsofmoneyD.manyotherattemptstoclonemammalsfailed(3)Whichofthefollowingisnotanadvantageofcloning?A.Cloningcanbeusedformedicalpurposes.B.Largequa

5、ntitiesoffoodcanbeproducedbycloning.C.Cloningcanhelpkeepanimalsfrombecomingextinct.D.Peoplecanclonethemselvesatwill.(4)Wecaninferfromthelastthreeparagraphsthat____.A.ThenormaldevelopmentofDollyhadnoeffectonthecloningofotherspecies.B.Dolly’sseriousdiseaseandfinaldeathdisturbe

6、dthewholeworld.C.Dollysuccessfullyclonedanewlambwiththehelpofcloningscientists.D.Therewereargumentsaboutanimalscloningandconcernsaboutthefutureofcloning.(5)Itcanbeinferredfromthepassagethataclonedanimal_____.A.usuallylivesaslongastheoriginaloneB.usuallyliveslongerthantheorig

7、inaloneC.usuallylivesshorterthantheoriginaloneD.isusuallyashealthyastheoriginalone(6)What’stheauthor’sattitudetowardscloning?A.negativeB.positiveC.neutralD.approval3.CarefulreadingProblemsordangersofcloningAdvantagesofcloningAnimalsmay_______________________ofolderanimals.Me

8、dicalcloningcould___________________forseriousdegenerative(变质的）__________