高中英语 unit 2 cloning part ii reading学案新人教版选修8

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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)Whatproblemsmaya

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

3、(1)Themainideaofthetextis_____.A.cloningisveryvaluableandcanbenefittheworld.B.cloningcouldbemisusedbybadpeoplesoitmustbeforbidden.C.cloningiswelldevelopedbecauseDollythesheepwasborn.D.cloningraisedargumentsandscientistsarenotsureaboutitsfuture.(2)ThecloningofDollythe

4、sheepsucceededbecause_____A.it’seasiertocloneasheepthanotheranimalsB.thescientistsweredeterminedandworkedhardwithpatienceC.thescientistswererewardedandgotlotsofmoneyD.manyotherattemptstoclonemammalsfailed(3)Whichofthefollowingisnotanadvantageofcloning?A.Cloningcanbeu

5、sedformedicalpurposes.B.Largequantitiesoffoodcanbeproducedbycloning.C.Cloningcanhelpkeepanimalsfrombecomingextinct.D.Peoplecanclonethemselvesatwill.(4)Wecaninferfromthelastthreeparagraphsthat____.A.ThenormaldevelopmentofDollyhadnoeffectonthecloningofotherspecies.B.Do

6、lly’sseriousdiseaseandfinaldeathdisturbedthewholeworld.C.Dollysuccessfullyclonedanewlambwiththehelpofcloningscientists.D.Therewereargumentsaboutanimalscloningandconcernsaboutthefutureofcloning.(5)Itcanbeinferredfromthepassagethataclonedanimal_____.A.usuallylivesaslon

7、gastheoriginaloneB.usuallyliveslongerthantheoriginaloneC.usuallylivesshorterthantheoriginaloneD.isusuallyashealthyastheoriginalone(6)What’stheauthor’sattitudetowardscloning?A.negativeB.positiveC.neutralD.approval3.CarefulreadingProblemsordangersofcloningAdvantagesofc

8、loningAnimalsmay_______________________ofolderanimals.Medicalcloningcould___________________forseriousdegenerative(变质的）__________