九年級上冊Unit2Topic1SectionA公開課

1、Unit 2 Saving the Earth Topic 1,Pollution causes too many problems. Section A,學(xué)習(xí)目標(biāo) 1.學(xué)習(xí)本章節(jié)的新單詞和短語。 bee, my goodness, chemical, waste, stream, soil, breathe, harmful, be harmful to, influence 2.學(xué)習(xí)直接引語和間接引語的用法。 3.談?wù)摬煌N類的污染，提高環(huán)保意識。,在文中找到和寫出下面的短語及重點(diǎn)句型： 1.計(jì)劃一次野炊 2.它是一個有許多花草的美麗地方 3. 看見某人/物正在做某事 4. 兩天后 5.

2、不見了，不復(fù)存在，丟失 6. 花和草都消失了! 7. 很難聞 8. 一座化工廠 9. 把倒入；往排放 10. 野餐，野炊 11. 在田地里 12. 使某人怎么樣/讓某人做某事 13. 呼吸問題 14. 采取一些有效措施 15. 對有害 16. 影響環(huán)境 17. 到處亂扔 18. 亂扔垃圾,1. plan a picnic 2. Its a beautiful place with lots of flowers and grass. 3. see sb. /sth. doing sth. 4. two days later 5. have gone 6. The flowers and gra

3、ss have gone! 7. smell terrible 8. a chemical factory 9. pourinto 10. have a picnic 11. in the field 12. make sb. +adj./ do sth. 13. breathing problems 14. do something useful 15. be harmful to sb. / sth. = do harm to sb. / sth. 16. influence the environment 17. throw around, throw about 18. throw l

4、itter around, throw litter about,a. air pollution b. soil pollution c. water pollution d. light pollution e. noise pollution f. litter,3a,Work alone,1,2,3,4,5,6,3b Complete the following sentences with the word and phrases in 3a.,1. People use chemicals too much in their fields, so_ causes unhealthy

5、 food. 2. People pour waste water into rivers and lakes, so_ is almost everywhere in China. 3. _makes people sick. It causes breathing problems and even cancer. 4. In some cities theres too much _ caused by many cars. The government has done something useful to stop it. 5. _is harmful to eyes. 6. _i

6、nfluences our environment, so people shouldnt throw it around.,soil pollution,water pollution,Air pollution,noise pollution,Light pollution,Litter,What can you see in the picture? Can you see bees and butterflies dancing? Was the West Hill a beautiful place in the past?,What has happened here? The f

7、lowers and grass,have gone!,There are several chemical factories pouring waste water into the stream.,Is the West Hill still a beautiful place now?,There are several chemical factories pouring waste water into the stream.,several = a few,There be + sth./ sb. + doing sth. 有某人/某物正在做某事 There are some s

8、tudents _basketball in the playground.,playing,1. What are Kangkang and his friends doing? 2. Where are they going to have a picnic? 3. Is the West Hill still a beautiful place now? 4. Do they still want to have a picnic there?,Listen to 1a, answer the questions.,They are planning a picnic.,The West

9、 Hill.,No, it isnt.,No, they dont.,Try to retell 1a. You can use the key words and the pictures about the West Hill. In the past, the West Hill was a _ place with flowers and grass. We could see bees and butterflies dancing. The air was_, the water was very _. But now, The flowers and grass_. The wa

10、ter is so _and it smells_. Why? Because there are several chemical factories pouring _ _into the stream. So we should _ the environment.,beautiful,fresh,clean,have gone,dirty,terrible,waste,water,protect,Answer the questions.,What did Kangkang say?,Kangkang said that he had been there before.,Kangka

11、ng: I have been there before.,What did Kangkang say about the West Hill in the past?,Kangkang said that it was a beautiful place with lots of flowers and grass.,Kangkang: Its a beautiful place with lots of flowers and grass.,Answer the questions.,What did Kangkang say?,Kangkang said that the air was

12、 fresh and the water was clean.,What did Kangkang say about the West Hill at present?,Kangkang said that the flowers and grass had gone.,Kangkang: The air is fresh and the water is clean.,Kangkang: The flowers and grass have gone!,請仔細(xì)觀察以下句子： 1. Kangkang said that he had been there before. 2. Kangkan

13、g said that it was a beautiful place with lots of flowers and grass. 3. Kangkang said that the air was fresh and the water was clean. 4. Kangkang said that the flowers and grass had gone.,直接引語變成間接引語，句子結(jié)構(gòu)的變化,1. He says, “ I have been to Beijing twice.” 2. He said, “I have been to the Great Wall. ” 3.

14、 Mr. Li said, “I will visit you next Monday.” 4. Michael said, “ I like playing basketball.” 5. He said, “I am writing a letter.”,陳述句 用連詞that引導(dǎo)，that在口語中常省略。,He says that he has been to Beijing twice.,He said that he had been to the Great Wall.,Mr. Li said that he would visit me the next Monday.,Mich

15、ael said that he liked playing basketball.,He said that he was writing a letter.,解題步驟:,陳述句:,“I dont like computers.” Sarah said to her friends.,Sarah said to her friends that _ _like computers.,she,didnt,在轉(zhuǎn)換中要注意：1. 間接引語中的人稱變化。2. 時態(tài)的變化。,主句的謂語動詞可用said, 也可用told來代替，注意:可以說said that, said to sb.that, told

16、 sb. that.不可直接說told that。,1b,Work alone,環(huán)保從身邊做起,Discuss in groups,What can we do to protect the environment?,What can we do? How to protect our environment? Turn off the lights when we leave the classroom. (in order to save energy) We can use both sides of the paper when we write. We can go to school on foot or by bike.( We ca