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1、选修8Unit2Cloning WarmingUp&ReadingPeriodOneLearninggoals:1. To arouse Ss‟ interest in learning about cloning2. To learn about the procedure of animal cloning and the life of Dolly the sheep 3. To develop Ss‟ some basic reading skills.一．Beforeclass1.完成步步高第20页自主学习。
2、2.完成课本第12页1,2题.二．Whileclass1.精读文章，完成课本第12页3题。2.完成步步高第23页—25页。三.Afterclass完成课时作业第82页第II,III.题主备教师：张黎选修8Unit2CloningLearningaboutlanguageperiodtwoLearninggoals 1. To enable Ss to master key phrases and expressions. 2. To enable Ss to learn how to use these words a
3、nd expressions. 一．Beforeclass完成步步高自我探究。Page26-27二．Whileclass1..完成课本13页Exercise1，2,3。2.教师讲解重难点三．Afterclass1.完成课时作业P84第II,III.题.主备教师：张黎选修8Unit2CloningGrammar.periodthreeLearninggoals:1.Toget Ssto haveknowledgeof the grammarpoint:theappositionandappositive clause..
4、2.To enable Ss to know the differences between the attributive clause and the appositive clause. 一Beforeclass完成课本第14页第1题二．Whileclass语法精析同位语从句theAppositiveclause(1)同位语从句的定义在复合句中用作同位语的从句称为同位语从句。同位语从句是名词性从句的一种。它在句中起同位语的作用。它一般放在fact,news,idea,truth,hope,problem,in
5、formation,belief,thought,doubt,promise,question等名词的后面,对前面的名词作进一步的解释,说明前面名词的具体含义。引导同位语从句的词有连词that,how,when,where,whether,what等。e.g.Thehopethathemayrecoverisnotgoneyet.Theproblemwhetherweshouldcontinuetodotheexperimenthasbeensolved.Ihavenoideawhenhewillcomeback.⑵同
6、位语从句的表现形式:①由that引导Thefactthatyouhaven’tenoughtimetodotheworkissimplyunbelievable.Thehopethathemaycomehereisnotgoneyet.②由whether引导Thequestionwhetherweneedmoretimetodotheworkhasnotbeendiscussed.③由when引导Ihavenoideawhentheywillgo(3)同位语从句与定语从句的区别:同位语从句与定语从句在使用中常常混淆,我
7、们可以从以下几个方面区别它们:①同位语从句说明的名词大都是抽象名词;定语从句所修饰、限定的名词或代词有抽象的也有不抽象的。WeexpressthehopethattheywillcometovisitChinaagain.(同位语从句)Thosewhowanttogopleasesigntheirnameshere.(定语从句)②同位语从句所说明的名词与从句没有逻辑关系；定语从句所限定的名词是从句逻辑上的主语、宾语、表语、定语、状语等。Thenewsthattheywonthematchistrue.(同位语从句,ne
8、ws和从句没有逻辑关系)Thenewsthatyoutoldusyesterdayistrue.(定语从句,news是told的逻辑宾语)③同位语从句主要由连接词that引导,有时也可用when,where,who,whether等引导;定语从句由关系代词或关系副词引导。Thenheraisedthequestionwhereth
