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1、九年级上仁爱版英Unit 2 Topic 1 Pollution causes too many problemsSection A教学设计The main activities are 1a and 3a. 本课重点活动是1a和3a。. Teaching aims and demands 教学目标1. Learn some new words and expression:bee, my goodness, several, waste, stream, breathe, influence2. Learn direct speech and indirect speech.Kangkang
2、 said that it was a beautiful place with flowers and grass. 3. Learn about different kinds of pollution:(1) Air pollution makes people sick. (2) Light pollution is harmful to our eyes. (3) Litter influences the look of our cities. . Teaching aids 教具录音机/图片/小黑板. Five-finger Teaching Plan 五指教学方案Step 1
3、Review 第一步 复习(时间:2分钟)1. (通过对第一单元的复习，导入被污染的西山景象，用课本中的图画来引出新词汇。)T:Last unit, we have learned some changes in our hometown. Can you say some?S1:The roads are wider. S2:The buildings are higher and higher.S3:The living conditions have improvedS4: T:Yes. Many changes have happened in our hometown. Lets l
4、ook at the two pictures about West Hill. Step 2 Presentation 第二步 呈现(时间:15分钟)T:Are there any differences between them?Ss:Yes. T:Lets look at Picture 1. What can you see on West Hill in the past?S5:I can see some flowers and grass. S6:I can see a butterfly dancing. T:Yes, there is a butterfly dancing.
5、(板书并讲解) there is/are doing sth.T:What else can you see?S7:I can see a rabbit. S8:I can see some houses. S9:T:(指着一蜜蜂)Whats it?Ss: 蜜蜂。T:Its a bee. There is a bee flying. (板书并讲解且要求掌握。)beeT:(指着小溪) Whats it?Ss: 小河。T:Its a stream. And there are some fishes swimming in the stream. (教师板书并讲解stream且要求掌握。) str
6、eamT:We knew West Hill was a beautiful place. Look at Picture 2. Oh, my goodness! What has happened to West Hill?(板书并讲解my goodness且要求掌握) my goodnessT:What changes can you find?S10:The rabbit has disappeared. S11:The fish have died. S12:The trees have died. S13:There are no flowers, butterflies, gras
7、s and so on.S14:There are some factories. T:(手指着工厂)Yes, there are several factories. They are chemical factories.(教师板书并讲解several和chemical，且要求掌握several。) severalchemicalT:(指着工厂冒的黑烟并捂住鼻子做呼吸困难状) They are making much smoke. It can cause breathing problems.(板书并讲解，且要求掌握。)breatheT:(指着排放的废物)And they are pou
8、ring waste water into the streams. (板书并讲解且要求掌握waste。)wastepour into T:From Picture 2, we know the chemical factories are harmful to the animals and plants. (板书并讲解。) harmful2. (要求学生不看书，只听录音，捕捉要点，回答问题，提高听力水平。)T:Close your books. Listen to the tape carefully, then answer these questions. (学生根据黑板上所提出的问题
9、，听录音1a。)(1)Can you say something about West Hill in the past？(2)What did they see on the West Hill two days later?3. (回答问题并核对答案。教师将1a的关键词写到小黑板上。)beautifulfreshcleangonedirtyterriblewaste waterStep 3 Consolidation 第三步 巩固(时间:15分钟)1. (要求学生在限定时间内，根据黑板上的提示词复述对话。)T: Try to use the key words on the blackbo
10、ard to retell 1a.Example: In the past, West Hill was a beautiful place with flowers and grass. We could see bees and butterflies dancing. The air was fresh, the water was very clean and we could see fish swimming. But now, all the flowers, grass, bees, butterflies and fish have gone. The water is so
11、 dirty and it smells terrible. Why? Because there are several chemical factories pouring waste water into the streams. So we should protect the environment.2. (引入语法“直接引语”和“间接引语”。要求学生根据1a回答教师的问题。)T: What did Kangkang say?(要求学生每人回答一个句子。)S1:Ive been there before.T:So Kangkang said that he had been ther
12、e before.(板书画线部分)T:What did Kangkang say? Next.S2:Its a beautiful place with flowers and grass.T:So Kangkang said that it was a beautiful place with flowers and grass.(板书画线部分并与上句从句部分对齐。)T:What did Kangkang say? Next.S3:The air is fresh and the waterT:So Kangkang said that the air was and was , and t
13、hey would see (板书画线部分，并与上两句从句部分对齐。然后要求学生将板书与原句对比找出不同之处，老师引导和补充。学习“直接引语”和“间接引语”。)3. (让学生完成1b，并作报告。)T: Fill out the table in 1b, then give a report, using “Kangkang/Maria said ”.Step 4 Practice 第四步 练习(时间:10分钟)1. (播放录音2，让学生听后完成2。)T: We know, without plants and animals, West Hill isnt beautiful. So plan
14、ts and animals are important. Lets look at the lovely animals in the pictures in 2. Listen to the tape and write down the right order of the pictures. (若学生没听懂，可再放一遍，和学生核对答案。)2. T:After listening, do you know what does great harm to animals?Ss:Pollution.T:Yes. Therere many kinds of pollution. Lets lo
15、ok at the pictures in 3a and match them with the phrases given. Try to guess the meaning of soil.(板书soil)soil3. (核对答案，并确认soil的汉语意思。)4. T: Pollution has caused many problems. What problems has it caused? Please complete 3b with the phrases in 3a.5. (教师与学生核对答案。在此过程中让学生猜出生词influence在句中的意思，且要求掌握。)6. (让学生读3b的句子，加深理解各种污染的危害。)Step 5 Project 第五步 综合探究活动(时间:3分钟)1. Guessing games. (教师让一学生到讲台，从3a所提供的有关污染的图片中任取一张，“正面”面向全体学生，背面面向自己。台下学生描述图片上的内容或引起的污染问题，让台上的学生猜出该种污染的名称。)
