仁愛英語九年級上冊Unit 2 Topic 1 Section A.ppt

1、Unit 2 Saving the Earth Topic 1 Pollution has caused too many problems. Section A,Teaching Aims,重點短語及句型： see doing sth. What a mess ! The flowers and grass have gone. What has happened here ? What a shame ! There are several chemical factories pouring waste water into the stream. 2. 語法：一般過去時和現(xiàn)在完成時的區(qū)

2、別,Have you ever had a picnic,Kangkang, Jane, Maria and Michael are planning a picnic for Sunday. They will go to the West Hill,What can you see there,We can see bees and butterflies dancing,bee,butterfly,Is the West Hill beautiful,Guess,a place with,beautiful flowers,Brainstorm,many hills,green tree

3、s,What a shame/mess! The flowers and grass have gone,The flowers and grass have gone,Oh, my goodness. What a mess,Look! There are several chemical factories pouring waste water into the stream,have disappeared,Is it beautiful now? What has happened there,P27 1a mp3,1b Listen to 1a and mark the words

4、 with P (Past) or N (Now). _ beautiful _ butterflies _ dirty _ grass _ terrible _ factory _ bees _ fresh _ clean _waste water,P,P,N,P,N,N,P,P,P,N,1a Listen, look and say,1c Read 1a and complete the sentences in the table. Then retell 1a to your partner,beautiful place,lots of flowers and grass,fresh

5、 and the water was clean,bees and butterflies dancing,The flowers and grass,so dirty,terrible,chemical factories,waste water,Everything,The flowers and grass have gone,Oh, my goodness. What a mess,Look! There are several chemical factories pouring waste water into the stream,have disappeared,Is it b

6、eautiful now? What has happened there,P27 1a mp3,waste water waste paper Waste water. 浪費水。 Dont waste paper. 不要浪費紙,waste,adj. v,There are several chemical factories pouring waste water into the stream.有幾家化工廠正在往小溪里排放廢水,There bedoing sth 有在做某事,e.g. There are some people waiting for the bus at the bus

7、stop,倒出；傾瀉 pour into 把倒入 e.g. Pour red wine into the glass,Language points: plan to do sth=make a plan to do sth 計劃做某事 1.several=a few +復數(shù)名詞 2.waste adj. 廢棄的,無用的 waste water/paper v. 浪費 (反：save) Dont waste paper. n. 浪費 Its a waste of time. 3.pollute v.污染 Human polluted the sea. The stream is pollute

8、d by waste water from the factory. n. pollution 污染water/air/noise/soil pollution 4.go vi. 不復存在，不見了；變得；進展 eg. The pain has gone.(=has disappeared) The fish is going bad. 魚快變質(zhì)了。 Everything goes well. 一切進展順利,Learn by yourselves,see bees and butterflies dancing(see sb/sth do/doing sth) 2. What a mess !

9、3. The flowers and grass have gone. 4. What has happened here ? 5. What a shame ! 6. chemical factories 7. pouring into 8. waste water 9.There be sb./sth. doing sth. . 10. cut(+代詞) down,1.看見蜜蜂和蝴蝶正在跳舞 2.多臟亂啊！ 3.花草都消失了。 4. 這里發(fā)生了什么事情？ 5. 多么遺憾??！ 6. 化工廠 7. 把倒入 8. 廢水 9. 有某人/某物正在做某事。 10.砍倒,Self-check,1.看見蜜

10、蜂和蝴蝶正在跳舞 2.多臟亂啊！ 3.花草都消失了。 4. 這里發(fā)生了什么事情？ 5. 多么遺憾啊！ 6. 化工廠 7. 把倒入 8. 廢水 9. 有某人/某物正在做某事。 10.砍倒,see bees and butterflies dancing 2. What a mess ! 3. The flowers and grass have gone. 4. What has happened here ? 5. What a shame ! 6. chemical factories 7. pouring into 8. waste water 9.There be sb./sth. do

11、ing sth. . 10. cut(+代詞) down(cut-cut-cut) smell-smelt-smelt,3 A. Listen to the sentences and number the pictures,5,3,2,1,4,6,1. People _ _ _ too many trees, so I dont have enough leaves to eat. 2. I live in trees but now many trees _ _. 3. I like leaves and grass, but now they _ _. 4. I _ _ hungry f

12、or months because of less bamboo. 5. Human polluted the sea, so I _ _ _. 6. The water _ _ many years ago. But it _ _ _ for me to live in now,B. Listen again and complete the sentences,have cut down,have gone,have disappeared,have been,dont live happily,was clean,is too dirty,2 Work in pairs. Look at

13、 the pictures and make up conversations similar to the example with your partner,Example: A: There were lots of flowers and grass when I visited the village last year. B: But now the flowers and grass have gone. A: What has happened here? B: The villagers have destroyed them,lake/fish factory/ pollu

14、te,hill/ trees farmers/cut down,village/flowers and grass villagers/destroy,4 Work in groups and talk about pollution in a place you are familiar with. The following sentences may help you. ago, it was Now, have/ has gone. What has happened? Everything has changed. Oh, my goodness,Exercises,單項選擇 ( )

15、 1. Look! There are some boys _ on the playground. A. play football B. are playing football C. playing football D. plays football ( ) 2. Im sorry I cant go shopping with you. I am ill. _ A. What a mess! B. What a shame! C. What a pity! D. B and C ( ) 3. Dont _ water. We must save every drop of it. S

16、orry, I wont do it again. A. waste B. throw C. play D. leave,C,D,A,Exercises,用所給動詞的適當形式填空。 1. When I entered the room, I saw Maria _ (read) a Chinese book. 2. What a shame! The flowers and trees in the park _ (go). 3. Everything _ (change) in the past few years. 4. Pandas dont have enough bamboos _

17、(eat) now because of the pollution. 5. Where have they been? They _ (be) to the Great Wall. They _ (have) a good time there the day before yesterday,reading,have gone,has changed,to eat,have been,had,summary,We learn,1. Express exclamation: What a mess! What a shame! Oh, my goodness! 2. Know the differences between Simple Past and Present perfect. It was a beautiful place. Everything has changed,We can,1. Some words: bee, butterf