Unit 2 Topic 1 Section B(1)

1、Unit 2 Saving the Earth Topic 1 Pollution has caused too many problems . Section B,Teaching aims 1.Knowledge aims： 掌握本课的重点词汇和短语，正确运用现在完成时进行问答。 2.Skill aims: 能通过观察课文插图来预测课文内容。 能听懂用现在完成时表达的对话。 能朗读和表演有关环保的对话。 能正确运用连读和停顿的技巧，使发音流畅，富有韵律感。 3.Emotional aims: (optional) 引导学生关注环境问题，树立绿色环保意识，增强忧患意识和社会责任感。 4.Cu

2、lture awareness: (optional) 通过谈论环境问题，让学生了解不同种类的污染及其危害。 . The key points and difficult points 1. Key points: Words and phrases: pain, produce, awful, bear, harmful, chest, editor, breathe/breath, soil get a pain in, whats worse, too much noise, too many problems, breathing problem, be harmful to, mak

3、e a mess of, throwaround Sentences: Its difficult for me to breathe. Ive got a pain in my throat. Its really awful. A: How long have you been like this? A: Have you seen a doctor? B: Ive been like this since last week. B: Not yet. Grammar: Present Perfect的问答。,Watch the flash, then answer the questio

4、ns below.,Answer the questions. 1. Does Bruce look well? 2. Whats wrong with him? 3. How long has he been like this? 4. Has he seen a doctor?,No, he doesnt.,Two days.,He looks weak.,He has a headache and a cough.,= He has got a pain in his head.,/He has been like this for two days.,No, he hasnt.,/ N

5、ot yet.,pain n. 疼，痛，痛苦,Kangkang was going to leave the West Hill.,He met Mrs. Zhou.,They had a talk. Kangkang asked Mrs. Zhou some questions.,What questions did Kangkang ask?,B. Listen again and match each question above with an answer below.,a. Not yet. b. Ive been like this since last week. C. Its

6、 difficult for me to breathe. d. Oh, yes.,C,b,a,d,1b A. Listen to 1a and check the questions you hear. Question Answer 1. Whats wrong with you? _ 2. How long have you been like this? _ 3. Where have you been? _ 4. Have you seen a doctor? _ 5. Have you noticed the dead fish in the river? _,1c Read 1a

7、 and answer the questions.,1. What caused Mrs. Zhous problems? 2. What will Kangkang do? 3. Do you have any other ways to solve Mrs. Zhous problems?,The bad air and too much noise. He will write to the newspaper about these problems.,2 Choose the correct words to complete the passage.,Dear editor, I

8、m writing to say something about the chemical factory near my house. The factory causes _ (too many/ too much) problems. First, it produces terrible gas, and it is hard for us to _ (breathe/ breath). Whats worse, the factory makes a lot of noise. We cant sleep well at night. It also pollutes the riv

9、er nearby. Now there are many _ (die/ dead) fish in the river. I think people should care for these problems and I hope the government will solve them soon. Yours, Kangkang,too many,breathe,dead,The factory causes too many problems.,too many + 可数名词复数 e.g. There are too many people in the supermarket

10、. I dont want to go there any more.,too much + 不可数名词 e.g. I am busy. I have too much work to do.,much too + adj./ adv. e.g. Its much too cold today. Many people stay at home instead of going out.,Language points,1a Look, listen and say.,Its difficult for me to breathe. 我呼吸很困难。,breathe v. 呼吸 e.g. He

11、could hardly breathe because of the lung cancer. breath n. 呼吸 e.g. She took a long slow breath to calm down.,Its + adj. + for sb. to do sth. e.g. Its important for us to learn English well. Its easy for him to solve this problem.,Language points,3a Look at the pictures and read the words and phrases

12、, paying attention to the sounds and stress.,soil pollution water pollution noise pollution air pollution litter light pollution,( ) ( ) ( ) ( ) ( ) ( ),F C D A B E,soil n. 土壤，土地,Example: People use chemicals too much in their fields, /and soil pollution causes unhealthy food. 1. People pour waste w

13、ater into rivers and lakes, /so _ is almost everywhere in China. 2. _ makes people sick. /It causes breathing problems and even cancer. 3. In some cities, /theres too much _ caused by many cars. 4. _ is harmful to birds. /Also, /when we use too many lights at night, we waste energy. 5. _ makes a mes

14、s of our environment, /so people shouldnt throw it around.,3b Complete the sentences with the words and phrases in 3a. Then read them aloud, paying special attention to the pronunciation, liaison and pause.,water pollution,Air pollution,noise pollution,Light pollution,Litter,Light pollution is harmf

15、ul to birds.,harm v. & n. 危害，伤害，损害 harmful adj. 有害的,e.g. It is harmful to animals. = It does great harm to animals.,be harmful to = do harm to 对有害,Exercises,单项选择 ( ) 1. There are _ books in the shop. I dont know which one to choose. A. too many B. too much C. much too D. too ( ) 2. Dont smoke. Its _

16、 to our health. Sorry, I wont do it again. A. harmB. harmful C. harmsD. harmed ( ) 3. He has a headache. He feels difficult _. A. breathe B. breath C. to breathe D. to breath,A,B,C,Exercises,单项选择 ( ) 4. She is so noisy that I cant _ her. A. seeB. know C. bearD. understand ( ) 5. How long have you _

17、this? For a week. A. likedB. been C. been likeD. like ( ) 6. If you are always _, it will be bad for your health. A. in a good moodB. in a bad mood C. in good healthD. in need,C,C,B,summary,We learn:,1. Use the correct stress, pronunciation, liaison and pause while reading aloud. 2. Know the differences between Simple Past and Present perfect. Ive got a pain in my throat. Pollution has caused too many problems.,We can:,1. Some words: breathe, pain, produce, chest, awful, bear, breath, soil, harmful 2. Some phrases: have got a pain in, be harmful to, too many, too much 3.