约1970字。

　　仁爱版九年级英语上册Unit 2
　　Topic 1  Pollution is harmful to people’s health.
　　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
　　Step 1  Review
　　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 talt what kinds of noise pollution are.
　　Step 2  Presentation
　　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。)