《人教版 高中英语 选修8 精品教案 Unit 2 Cloning 全单元教案》由会员分享，可在线阅读，更多相关《人教版 高中英语 选修8 精品教案 Unit 2 Cloning 全单元教案（27页珍藏版）》请在金锄头文库上搜索。
1、Unit 2 Cloning. 单元教学目标技能目标Skill GoalsTalk about cloningPractice expressing and supporting an opinionUse the appositive clauseWrite a composition about cloning. 目标语言功 能 句 式Expressing and supporting an opinionIm happy to accept. but.I would never accept.Im not bothered about.I dont mind but.I hope you
2、ll carry on.Are you sure you want to.?I agree with you that.Is it fair to.?Do you think it is wise to.?I think you should.Well done to you for.I dont understand why you dont.I cant help thinking.I could never agree to.词 汇四会词汇Differ exact twin commercial straightforward undertake breakthrough procedu
3、re carrier cast altogether arbitrary correction object objection medium obtain attain moral conservative forbid accumulate constitution compulsory opera chorus loaf flour owe shortly retire bother assumption regulation strike initial vain resist drawback merely decoration unable feather turkey claw
4、adore hatch reasonable 2 词组cast down, object to, the media, in favour of， （be）bound to（do）., from time to time, bring back to life, pay off, in vain结 构Appositive clause that 可引导同位语从句重点句子It is a way of. P11The fact is that. P11The question that occurred . P12The advantage is that. P15. 教材分析和教材重组1. 教材
5、分析本单元以Cloning为话题，旨在通过单元教学，使学生了解克隆技术的优缺点，学会表达和支持个人观点，能用所学的有关Cloning的词汇去表述自己对这一新技术的观点和看法。1.1 Warming Up提供了四幅有关Dolly the sheep(多莉羊)，A strawberry plant(草莓植物)，Identical dogs(克隆狗) ，Twins（双胞胎婴儿）的图片，让学生用已有的知识和经验讨论对克隆技术的看法与观点。1.2 Listening是关于人类克隆的听力材料，难度中等。1.3 Speaking根据材料，四人小组合作，要求把自己对克隆婴儿的态度和感觉用相关的语言表达出来。语
6、言要得体，锻炼语段表达能力。1.4 Pre-reading是Reading的热身活动，它要求采用与同学讨论交流的方式谈论有关克隆的相关知识。1.5 Reading是一篇介绍克隆技术的说明文。1.6 Comprehending第一题所给出的表格让学生根据课文内容列举克隆技术的优缺点；第二题让学生根据所拥有的知识来评价作者的观点；第三题要求学生用自己的语言阐述对克隆技术的观点并给出理由。 1.7 Learning about Language分词汇和语法两部分，其中Discovering useful words and expressions 是根据语境在运用中掌握词汇。Discovering
7、useful structures 是通过阅读和补全句子来练习。1.8 Using Language中的Reading，Discussingand writing要求学生先读, 然后再完成四个任务型的作业，即 1. 讨论并回答三个问题；2. 讨论几种已经灭绝的动物，并且讨论哪种动物应该被恢复到这个世界上，并且给出理由；3. Listening and speaking 让学生根据所听到的内容选择并列出文中人物观点。2 教材重组2.1 从话题内容上分析，Warming Up 与Reading相一致，而从训练目的上分析Warming Up与TALKING比较一致。从教材份量来说，可将Warming
8、 Up和Reading整合在一起，设计成一节任务型“阅读课（一）（精读课）”。2.2 将Listening 和Workbook中的LISTENING整合在一起，设计成一节“听力课”。2.3 将Using Language与Workbook中的TALKING 和SPEAKING TASK结合在一起，设计成一节“口语课”。2.4 将Learning about Language与Workbook中的USING WORDS AND EXPRESSIONS整合在一起上一节“语法课”。2.5 将Workbook中READING TASK和PROJECT 以及WRITING TASK整合成一节“泛读与写作
9、课”。3. 课型设计与课时分配1st PeriodReading2nd PeriodListening 3rd PeriodSpeaking 4th PeriodGrammar5th PeriodExtensive reading and writing . 分课时教案The First Period ReadingTeaching goals教学目标1. Target language 目标语言a. 重点词汇和短语clone, commercial, producer, undertake, arbitrary, object, forbid, accumulate, cast down,
10、object to, the media, in favour ofb. 重点句子It is a way of.The fact is that.The question that occurred .2. Ability goals能力目标Enable the students to describe cloning: What is the advantages of cloning？ What is the problems or dangers of cloning？What is your opinion of cloning？3. Learning ability goals 学能
11、目标Help the students learn how to describe cloning.Teaching important points 教学重点 How to describe cloning. Teaching difficult points 教学难点Help the students analyze the writing techniques of the article.Teaching methods 教学方法Skimming, task-based method and debate method.Teaching aids 教具准备A recorder, a p
12、rojector and some slides. Teaching procedures & ways教学过程与方式Step I Lead-inThis topic is difficult for students. So teacher should help the students learn more about it. Do this in the way of asking and answering questions.T: You can imagine how rapidly the modern science and technology develop. I thi
13、nk most of you must know something about space traveling, submarine exploration, robot, maglev train, gene engineering etc. But in recent years, a hot topic, cloning is often mentioned, especially when the cloning Dolly the sheep appeared. You may have first heard of cloning when Dolly the Sheep sho
14、wed up on the scene in 1997. Cloning technologies have been around for much longer than Dolly, though. First thing first, what is cloning and a clone? The dictionary says cloning is the technique of producing a genetically identical duplicate of an organism. A clone is said to be all descendants der
15、ived asexually from a single individual, as by cuttings, bulbs, by fission, by mitosis, or by parthenogenesis reproduction. It sounds very different and complicated to us. In fact, I mean, in our daily life, this happens often. For example, gardeners take cuttings from growing plants to make new ones. You often see that your mother picks a small branch from a growing plant to make a new one. If she likes this kind of flowers, she ca
