高中英语unit2cloningpartiireading学案新人教版选修

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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)Wha

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

3、xtandchoosethebestanswers.(1)Themainideaofthetextis_____.A.cloningisveryvaluableandcanbenefittheworld.B.cloningcouldbemisusedbybadpeoplesoitmustbeforbidden.C.cloningiswelldevelopedbecauseDollythesheepwasborn.D.cloningraisedargumentsandscientistsarenotsur

4、eaboutitsfuture.(2)ThecloningofDollythesheepsucceededbecause_____A.it’seasiertocloneasheepthanotheranimalsB.thescientistsweredeterminedandworkedhardwithpatienceC.thescientistswererewardedandgotlotsofmoneyD.manyotherattemptstoclonemammalsfailed(3)Whichoft

5、hefollowingisnotanadvantageofcloning?A.Cloningcanbeusedformedicalpurposes.B.Largequantitiesoffoodcanbeproducedbycloning.C.Cloningcanhelpkeepanimalsfrombecomingextinct.D.Peoplecanclonethemselvesatwill.(4)Wecaninferfromthelastthreeparagraphsthat____.A.Then

6、ormaldevelopmentofDollyhadnoeffectonthecloningofotherspecies.B.Dolly’sseriousdiseaseandfinaldeathdisturbedthewholeworld.C.Dollysuccessfullyclonedanewlambwiththehelpofcloningscientists.D.Therewereargumentsaboutanimalscloningandconcernsaboutthefutureofclon

7、ing.(5)Itcanbeinferredfromthepassagethataclonedanimal_____.A.usuallylivesaslongastheoriginaloneB.usuallyliveslongerthantheoriginaloneC.usuallylivesshorterthantheoriginaloneD.isusuallyashealthyastheoriginalone(6)What’stheauthor’sattitudetowardscloning?A.n

8、egativeB.positiveC.neutralD.approval3.CarefulreadingProblemsordangersofcloningAdvantagesofcloningAnimalsmay_______________________ofolderanimals.Medicalcloningcould___________________forseriousdegenerative(变质的）__________