北师大版高中英语学案选择性必修第三册精品课件 UNIT 9 HUMAN BIOLOGY Section A TOPIC TALK LESSON 1.ppt

;;语言

能力;文化

意识;;;第一步速读课文理清脉络

Activity1

Readthetextquicklyandfindoutthemainthemeofthetext.

Thetextisabout.?;Activity2阅读教材课文,完成下面的思维导图。;第二步精读课文领悟细节

Activity3阅读教材课文,选出最佳选项。

1.WhatistrueaboutDolly?

A.Itwasthefirstanimalthatwasclonedsuccessfully.

B.Itlivedmuchlongerthanthesheepshewasclonedfrom.

C.Itdevelopedasicknessthemomentitwascloned.

D.Itwasanexampleofnaturalcloning.;2.Whatcanbeinferredfromthethirdparagraph?

A.Chinesescientistswerethefirsttocloneprimates.

B.Thecloningofthemonkeyswasnotthatcomplex.

C.Mammalsincludeapes,monkeys,sheepandhumans.

D.Cloningmonkeysishelpfultoanimalprotection.;3.Whatisnotmentionedaboutthemeaningofthesuccessfulcloningofprimates?

A.Itmightleadtocuresforvariousdiseases.

B.Itmayoffercluesonhowtopreventtheagingprocess.

C.Itcanhelpchangemonkeys’genestosuitresearchneeds.

D.Itcanhelpreducethenumberofanimalsinnature.;4.ThewriterquotesEinstein’swordstoillustrate.?

A.cloningprimatesdoesmoreharmthangood

B.merecopiesoforiginalsareseenasinferior

C.thescienceofcloningshouldbefurtherexploredandadvanced

D.alongwithcloningtheethicalquestionsarise;Activity4思考分享提升思维

1.Whatotherproblemscanyouthinkofaboutcloning?;Activity5诵读佳句学练写作

1.Readthepassagecarefullyandfindthesentencethattellsusthedefinitionofcloning.;2.Readthepassagecarefullyandfindthesentencesdescribingthebenefitsofthesuccessofcloningtwomonkeys.;第三步深读课文融会提能

Activity6课文语篇填空

Cloningistheprocessofmakinganexactcopyofaplantoranimalanddevelopingitnaturallyorartificially.In1996,Dolly,1.sheep,wasthefirstsuccessfullyclonedanimal.2.(grow)normallyatfirst,shedevelopedanillnessmorenormallyfoundinmucholderanimalssothatshelivedforsixandahalfyears,onlyhalfthelifeofthesheepfrom3.________shewascloned.?;Chinese