九年级英语上册仁爱版教研组公开课：Unit 2 Topic 1 Section A 课件

1、Unit 2 Saving the Earth Topic 1Pollution causes too many problems. Section A录音国科园实验学校 张艳横雹琅肾庐谳鳐嗲侮受佑逞蹿枵瘤腓盒芾脑啸睹叼傻窝篡牟圩湿任荆列蚌瞽承敞略燠隍谢鲻坎随菱猛铂A: Where have you been/traveled? B: I have been/traveled to .Have you ever had a picnic?Kangkang, Jane, Maria and Michael are planning a picnic for Sunday.They will go

2、 to the West Hill.What can you see there? We can see bees and butterflies dancing.beebutterfly Is the West Hill beautiful?Guess see sb./ sth. doing sth. a place withbeautiful flowersBrainstormmany hillsgreen treesThe flowers and grass have gone! Oh, my goodness! What a mess!/What a shame!Look! There

3、 are several chemical factories pouring waste water into the stream.= have disappeared.Is it beautiful now?What has happened there?pour v. 倒出；倾泻pour into 把倒入e.g. Pour red wine into the glass. waste water waste paper浪费水。Waste water. 不要浪费纸。Dont waste paper. wasteadj.v.1b Listen to 1a and mark the word

4、s with P (Past) or N (Now)._ beautiful _ butterflies _ dirty _ grass _ terrible _ factory _ bees _ fresh _ clean _waste waterPPNPNNPPPN1a Listen, look and say.1c Read 1a and complete the sentences in the table. Then retell 1a to your partner.Two years agoNow1. It was a _.2. There were _.3. The air w

5、as _ 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 dirtyterriblechemical factorieswaste waterEv

6、erythingThere are several chemical factories pouring waste water into the stream.有几家化工厂正在往小溪里排放废水。 There be sb./ sth. doing sth 有在做某事e.g. There are some people waiting for the bus at the bus stop.Key points2 Work in pairs. Look at the pictures and make up conversations similar to the example with yo

7、ur 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/destroy v. 摧毁,破灭2 Work in pairs. Look at the pictures and make

8、up conversations similar to the example with your partner.lake/fishfactory/pollutehill/ treesfarmers/cut down pollute v. 污染 pollution n. 污染Example:A: There were lots of when I visited the last year.B: But now have gone.A: What has happened here?B: The have them.Exercises单项选择( ) 1. Look! There are so

9、me 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. Sorry, I wont do it again

10、. A. waste B. throw C. play D. leaveCDAExercises用所给动词的适当形式填空。1. We saw the factories _waste water _ the stream.2. What a shame! The flowers and trees in the park _ (go).3. Everything _ (change) since last year.4. Pandas dont have enough bamboos to eat now because of the _(污染).5. Where have they been

11、? They _ (be) to the Great Wall. They _ (have) a good time there yesterday.pouring intohave gonehas changedpollutionhave beenhadsummaryWe 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. So