【课件】九上 Unit2 Topic1 SectionD 课件

1、Unit 2 Saving the Earth Topic 1 Pollution has caused too many problems.Section AHow do people pollute the environment?pp l luut tSeveral villagers are cutting down trees. sevrl: a few vv l l dd 砍倒砍倒Several factories are pouring waste water into the stream. westp(r)People destroyed the beautiful flow

2、ers and grass. dd strstr 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.beebutterfly Is the West Hill beautiful? a place withbeautiful flowersmany hillsgreen treesfresh airclean waterbees

3、 and butterfliesgrassThe flowers and grass have gone! Oh, my goodness. What a mess!= have disappeared.Is it beautiful now?What has happened there?1b Listen to 1a and mark the words with P (Past) or N (Now)._ beautiful _ butterflies _ dirty _ grass _ terrible _ factory _ bees _ fresh _ clean _waste w

4、aterPPNPNNPPPN1a Listen, look and say.(Kangkang, Jane, Maria and Michael are planning a picnic for Sunday.)Jane and Maria: Kangkang, where shall we go?Kangkang: What about the West Hill? I went there two years ago. It was a beautiful place. There were lots of flowers and grass. The air was fresh and

5、 the water was clean, and you could see bees and butterflies dancing.Michael: Sounds great! Lets go there. (On Sunday, they come to the West Hill)Kangkang: Oh, what a mess! The flowers and grass have gone! The water is so dirty. It smells terrible. What has happened here? Maria: What a shame! Look,

6、there are several chemical factories pouring waste water into the stream. Kangkang: Everything has changed. Michael: Do you still want to have a picnic here?Jane: Of course not. 1a. Listen, look and say.1c Read 1a and complete the sentences in the table. Then retell 1a to your partner.Two years agoN

7、ow1. It was a _.2. There were _.3. The air was _ and you could see _.1. _ have gone.2. The water is _and smells _.3. There are several _ pouring _ into the stream.4. _has changed.beautiful placelots of flowers and grassfresh and the water was cleanbees and butterflies dancingThe flowers and grassso

8、dirtyterriblechemical factorieswaste waterEverything(Kangkang, Jane, Maria and Michael are planning a picnic for Sunday.)Jane and Maria: Kangkang, where shall we go?Kangkang: What about the West Hill? I went there two years ago. It was a beautiful place. There were lots of flowers and grass. The air

9、 was fresh and the water was clean, and you could see bees and butterflies dancing.Michael: Sounds great! Lets go there. (On Sunday, they come to the West Hill)Kangkang: Oh, what a mess! The flowers and grass have gone! The water is so dirty. It smells terrible. What has happened here? Maria: What a

10、 shame! Look, there are several chemical factories pouring waste water into the stream. Kangkang: Everything has changed. Michael: Do you still want to have a picnic here?Jane: Of course not. 1a. Listen, look and say.(Kangkang, Jane, Maria and Michael are planning a picnic for Sunday.)Jane and Maria

11、: Kangkang, where shall we go?Kangkang: What about the West Hill? I went there two years ago. It was a beautiful place. There were lots of flowers and grass. The air was fresh and the water was clean, and you could see bees and butterflies dancing.Michael: Sounds great! Lets go there. (On Sunday, th

12、ey come to the West Hill)Kangkang: Oh, what a mess! The flowers and grass have gone! The water is so dirty. It smells terrible. What has happened here? Maria: What a shame! Look, there are several chemical factories pouring waste water into the stream. Kangkang: Everything has changed. Michael: Do y

13、ou still want to have a picnic here?Jane: Of course not. 1a. Listen, look and say.1. 计划一次野餐2. 一些化工厂3. 难闻4. 把倒入 plan a picnic several chemical factories smell terrible pour into1. You could see bees and butterflies dancing. 译：_see sb. doing sth.-看见某人正在做某事。强调事件，(延续性)行动正在进行。see sb. do sth.-看见某人做某事。表示看见

14、整个事件，(短暂性)行动的全过程，动作已经结束。总结：这样的动词还有总结：这样的动词还有-hear, watch, find, feel-叫做叫做感官动词感官动词练习:a.刚才我看见她穿过了马路。_b.刚才我看见她在跳舞。_你可以看到蜜蜂和蝴蝶飞舞着。你可以看到蜜蜂和蝴蝶飞舞着。I saw her cross the road just now.I saw her dancing just now.2. What a mess! 3.The flowers and grass have gone！译： _have/has gone-已经不复存在，不见了，消失了已经不复存在，不见了，消失了 e.

15、g. Has your headache gone yet? 译：_花草都消失了！花草都消失了！你头痛好了没？你头痛好了没？真是一团糟啊！真是一团糟啊！4. What has happened here? 这里发生什么事了？What has happened to the girl? She looks so sad.某人发生某事某人发生某事 sth. happen to sb.e.g. 这女孩发生什么事了？她看起来很悲伤。 6. Look,there are several chemical factories pouring waste water into the stream. 译：_

16、1) pourinto把把往往里倾倒（排放）里倾倒（排放）不要把脏水倒进池塘。_5. What a shame! = What a pity!看！有些化工厂把废水直接排入小溪里面。看！有些化工厂把废水直接排入小溪里面。Dont put waste water into the pond.There are several birds singing in the tree. 3) there be + sb./sth. + doing sth. 有某人某物正在做某事有某人某物正在做某事. e.g. There are two people waiting for the bus at the

17、bus stop. 译：_ e.g. 有几只鸟儿在树上歌唱。公交站有两个人在等车。公交站有两个人在等车。 Dont waste water. Its a waste of water. We had better waste time chatting.2) waste adj. 废弃的，无用的 waste water废弃土地 waste n. 废物，废料 a waste of-一种的浪费 waste v. 浪费 waste doing sth.- 浪费做某事2 Work in pairs. Look at the pictures and make up conversations simi

18、lar 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.village/flowers and grassvillagers/destroyhill/ treesfarmers/cut downlak

19、e/fishfactory/polluteExample:A: There were lots of when I visited the last year.B: But now the have gone.A: What has happened here?B: The have them.砍倒砍倒3 A. Listen to the sentences and number the pictures.1. People _ _ _ too many trees, so I dont have enough leaves to eat.2. I live in trees but now

20、many trees _ _.3. I like leaves and grass, but now they _ _. 4. I _ _ hungry for 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 havegone have disappearedh

21、ave been dont live happilywas cleanis too dirty4 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!单项选择单项选择( ) 1. Look! There are some boys _ on th

22、e 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. Sorry, I wont do it again. A. waste B. throw C. play D. leaveCDA用所给动词的适当形式填空。用所给动词的适当形式填空。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.