仁爱版九年级英语教案unit2 topic1 Section C.docVIP

Section C The main activity is 1a. 本课重点活动是1a。 Ⅰ. Teaching aims and demands 教学目标 1. Learn some new words and phrases: coal, deaf, print, disturb, rubbish 2. Learn some useful sentences about noise pollution: (1) … noise is also a kind of pollution and is harmful to humans’ health. (2) People who work and live in noisy conditions go deaf easily. (3) … many teenagers in America can hear no better than 65-year-old people do, … 3. Improve the sense of protecting the environment. Ⅱ. Teaching aids 教具 图片/录音机/小黑板 Ⅲ. Five-finger Teaching Plan 五指教学方案 Step 1 Review 第一步 复习(时间:5分钟) 总结Section A与Section B内容，以环境污染的危害为主题，展开复习。 (教师用上两节课的内容进行复习，导入1a。) T: We have known some kinds of pollution. Can you list them? Ss: Yes. Such as water pollution, soil pollution, light pollution, air pollution, noise pollution and so on. T: What problems do they cause? S1: Water pollution can make people sick. S2: Soil pollution causes unhealthy food. S3: Light pollution hurts our eyes. S4: Air pollution causes breathing problems. … T: Very good. In this lesson, let’s talk about what kinds of noise pollution are. Step 2 Presentation 第二步 呈现(时间:15分钟) 利用图片导入生词教学，同时结合环境污染内容，创设情景，呈现1a。 1. (展示图片，导入生词。) T: Let’s look at the picture. (教师展示图片一。) T: (指着图片。) What is he burning? Ss: Coal. (帮学生回答。) (板书并要求学生掌握。) coal T: Can burning coal cause pollution? Ss:Yes. Burning coal can cause air pollution. T: You’re right. (教师展示图片二。) T: Look at the picture. People are producing electricity by wind. (教师让学生猜测词义。 ) (板书并要求学生理解。) electricity T: (指着图片。) Can it cause pollution? Ss: No. T: You’re right. It can’t cause pollution. 2. (完成1a中的读前问题，核对答案。) T: OK. Look at the phrases of 1 in 1a, and check (√) which causes pollution. … (一分钟后。) T: You know, playing loud rock music at midnight is a kind of pollution. Why? Ss: Because playing loud rock music can make lots of noise. T: Yes. It not only disturbs others but also does great harm to people’s hearing. (板书并要求学生掌握。) disturb do harm to=be harmful to T: L