2010年郑州市高中英语优质课竞赛决赛教案

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1、2010年郑州市高中英语优质课竞赛决赛教案人教版选修8Unit2Cloning阅读课（Reading）郑州五中李靖学习内容warmingup,readingandcomprehending学习目标1.能在上下文中理解下列单词和短语的意思：exact,straightforward,complicated,breakthrough,procedure,nucleus,somatic,embryo,objections,payoff,castdown,haveanimpacton.2．对“Cloning:Whereisitleadingu

2、s?”这篇文章进行阅读，能通过快读把握文章的段意；通过细读获取文章的细节信息；通过研读解决文章中存在的关键问题。3．感受科技的发展，了解克隆的利弊，对克隆技术进行反思。一、预习检测（课前完成）(1)SurftheInternetandgetasmuchinformationaboutcloningaspossible.(2)Findoutthewordsandexpressionsinthetextaccordingtothegiveninformation.单词：1.精确的；准确的adj.__________2.同一的；一模一样的a

3、dj._______________3.商业的；贸易的adj._________________4.简单的；直接adj.______________________5.复杂的；难懂的adj.________________6.程序，步骤n.____________________7.原子核，细胞核n.______________8.胚，胚胎n._______________9.任意的adj.______________10.道德上的adj.______________11.保守的，守旧的adj.__________________12

4、.积累，聚积vt.&vi._________________短语：1.得到好结果；取得成功；偿清______________2.卵细胞________________3．躯干细胞；体细胞_________________4.沮丧；不愉快__________________5．适用于_______________________6.对…有很大影响______________________7.实现sb.的野心__________________________二、学习与整合（课堂完成）CLONING:WHEREISITLEADINGUS

5、?1.Fast-reading(4m)MatchPara.1Itisforbiddentoclonehumanbeings.Para.2What’scloning?Para.3Cloninghastwomajoruses.Para.4TheproblemsofDolly.Para.5TheeffectofDolly.2.Carefulreading(8m)4FillintheblankscloneDefinition(para.1)Cloningisawayof__________________________ofanotheran

6、imalorplant.Majoruses(para.2)1.Gardenersuseitallthetimetoproduce___________________quantitiesofplant.1.Cloningisvaluableforresearchonnew__________________andfor_____________researchonanimals.Procedure(para.2)SheepAan_____celleggcellwithout_________SheepBa______cellnucle

7、ustakenoutofthesomaticcelltheclonesheepsheepC_________Sample:Dollythesheep(para.3)Dollyseemedtodevelop_____________,butactuallyseriously_____.Dolly’sillnessesweremoreappropriatetoamuch_______animal,which________________cloningscientists.Dollylived______________________y

8、earsaltogether,_____thelengthofthelifeoftheoriginalsheep.Impact(para.4)Dolly’sappearanceraisedastormof________