仁爱初中英语九上--Unit 2Topic 1 Pollution has causes too many problems.D (1).doc

Unit 2 Topic 1 Pollution has causes too many problemsSection DⅠ. Material analysis本课是第二单元第一话题的第四课时，主活动是1a和Project通过Grammar 来巩固总结一般过去时和现在完成时的区别，通过 Functions来复习重要的表达法1a按照“总—分—总”的模式分别介绍了各种污染的成因及危害通过完成文章后的表格，训练和提高学生获取信息的能力教师还可以利用表格内容，引导学生整合信息复述课文，巩固课文内容1b属于同义转换练习Project部分培养学生动手动脑的能力，让学生运用收集的信息和所学知识，通过墙报的形式来宣传污染带来的危害，让更多的人关注环境污染，树立环保意识，增强人们的忧患意识和社会责任感Ⅱ.Teaching aims1.Knowledge aims： 掌握本课的重点词汇和短语总结一般过去时和现在完成时的区别；复习本话题的重点表达法2.Skill aims: 能读懂与环境污染问题有关的文章能根据关键词复述课文3. Emotional aims: (optional) 通过了解各种污染带来的危害，帮助学生树立环保意识，爱护环境，保护地球。

4.Culture awareness: (optional)通过学习，引导学生了解环境污染对人类健康有巨大的危害，不同种类的污染体现在不同的方面Ⅲ. The key points and difficult points1. Key points: Words and phrases: coal, create, blood, planet, in many ways, with the development of industry, high blood pressureGrammar: the differences between the simple past and present perfect2. Difficult points： 能根据关键词复述课文 能够进行同义句转换，用不同的短语表达相同的意思Ⅳ. Learning strategies 能自己归纳总结所学的知识 学会利用关键词复述课文 学会运用所学知识，宣传生活中的常识Ⅴ. Teaching aidsⅦ. Blackboard designPollution has caused too many problems.Section DFinish the exercises:1）The man working in a _________ factory goes deafbecause of the loud _______.(noise / noisy)2）Burning coal can _______ the air, and we callit air _______. (pollute / pollution)3）Using too many chemicals in the land can cause________food and it’s bad for people’s ________.(health / healthy / unhealthy)4）Strong light is _______ to our eyes and doesgreat _______ our body. (harm / harmful)5）Mrs. Zhou can hardly ________ because of the dad air.And she often coughs day and night, out of ________.(breath / breathe)New words and phrases:coalcreatebloodplanetin many wayswith the development of industryhigh blood pressure4实 用 文 档。