仁爱版九年级英语公开课Topic 2All these problems are very serious. Section A 教学设计

仁爱版九年级英语公开课Topic 2 All these problems are very serious. Section A 教学设计优秀教案 The main activities are1aand 2. 本课重点活动是1a和2。. Teaching aims and demands 教学目标1. Learn a new word and some phrases:as a result, behavior, in the beginning, day by day, die out2. Learn some useful sentences:(1)As a result, air pollution has become a serious problem.(2)Humans have come to realize the importance of protecting animals.3. Learn the indefinite pronoun and adverb:(1) None of us likes pollution.(2) Dont spit anywhere in public.(3) Everyone should care for wild animals and plant more trees.4. Learn the importance of protecting the environment. Teaching aids 教具有关污染的和学生不文明行为的教学图片/小黑板/录音机/警示标语. Five-finger Teaching Plan 五指教学方案Step 1Review 第一步复习(时间:7分钟)复习污染的类型及其危害，教师创设一个空气污染的情境，引入本课话题。1. (教师收集一些有关污染的图片，让学生说出它们分别属于哪种污染，有何危害并提出解决建议。)T: What kind of pollution is it?Ss: It is noise pollution.T: What harm can it cause?S1: It can disturb others and make people feel uncomfortable and unpleasant.S2: It does great harm to peoples hearing. It can even make people sick or deaf.T: Good. How should we solve this problem?S3: Dont always listen to loud pop music.S4: Dont make a loud noice in public.(其它污染用同样的方法复习。学生可以在教师帮助下回答。)Step 2Presentation 第二步呈现(时间:10分钟)展示1a的图片，导入新课，呈现本课生词和词组。讲解不定代词和不定副词的用法。教育学生必须保护环境。(教师创设一个空气污染的情境，引入本课话题。例如：教师一边拍身上的灰尘，一边咳嗽着走进教室，然后描述。)T:It is too dirty and there is too much heavy smoke outside. I cant stand it.1. (教师展示1a的图片，导入新课。)T: Do you like the environment here?Ss: No, we dont.T: Why?Ss: Because there is too much smoke. Its a serious air pollution.T:Very good. We should stop burning coal. It is said that Chinahas become the worlds largest produce