外研版九年级英语上册教案Module 12 Unit 1 第一课时.doc

1、1.学生自学生词，并记住单词拼写和拼读。2.预习课本，找出重点短语和句式。3.读、记后完成学案中自学导练作业。Step 1情景导入The teacher show a photo of polluted river.T:What can you see in the photo?S1:I can see polluted water.S2:I can see a dead river. There are no plants, no fish or living things.T:Pollution is very serious. Pollution is a danger to our h

2、ealth. We must do something to save our earth. S2：What can we do for it？T:We can collect waste paper or rubbish which can be recycled or used again. We can also turn off lights to save energy when we dont use themSs:Thats easy. We will do them. Step 2完成教材Activities 13的任务1.Work in pairs. Look at the

3、pictures and talk about them. Use the words in the box to help you. (Activity 1)(1)处理生词。教师可以领读方框中的词，并让学生试着用这些单词描述图片。(2)学生活动：学生利用已有词汇和方框中的单词描述图片，然后教师引导学生自由发挥，谈论有关污染的问题。教师可以通过提问引导学生用相关词汇问答问题 例如：What may cause pollution? How do many of the factories pollute the air and rivers?(3)教师请学生展示。2.Listen and co

4、mplete the sentences. (Activity 2)(1)学生个体活动，听录音，补全句子。(2)全班核对答案。（答案:1.pollution 2.rules 3.recycle; glass)3.Listen and read.Now complete the notes. (Activity 3）(1)教师给出一两个简单的问题，例如： Why is Lingling worried about the future?Why is pollution a danger to our health?What do you think may cause pollution?(2)

5、学生合上书，听录音。回答问题。(3)学生再次听录音，要求学生能获取对话中的细节信息，完成活动3中的练习。 (4)学生两人一组或小组活动，核对答案。(答案:1.farmers cant use the water for their crops2.spreads over cities and villages 3.use so much oil and cause pollution 4.collects waste; recycled or used again; sells the waste; in poor areas5.ways to save energy and recycle

6、at home; less waste)(5)学生打开书，跟读或朗读对话。环节说明:本活动呈现新的语言内容,训练学生听懂主旨大意和获取细节信息的能力。Step 3小结训练1.Polluted （被污染的） water is a danger （危险）to the living things.2.We must save energy (节约能源） and cause less (引起少些） pollution.Step 4问题探究如果每个人与污染做斗争，地球将被挽救。If everyone fights pollution, the world will be saved.Step 5家庭作业完成学案中的相关练习。本节课活动的目的是通过图片的提示让学生听懂对话。训练学生听懂活动3中对话的主旨大意和获取细节信息的能力。