高中英语Module4SandstormsinAsiaPeriod4IntegratingSkills要点讲解课+情境互动课型课件2.pptx

Module 4 Sandstorms in Asia Listening & Speaking &Writing,1. Students can understand the new words in the listening part. 2. Students can get the main information from the listening passage.,Learning aims,_ _ _,pollution,environment,atmosphere,Look at the pictures , and see what words you will think of?,Leading - in,1. atmosphere 2. damage 3. chemical 4. environment 5. melt 6. recycle 7. carbon dioxide 8. the Poles 9. garbage 10. pollution,Finish the exercise at Activity 1, Page 35.,Pre- listening,Answers: 1.E 2.D 3.C 4.B 5.A,Listen to the tape and finish Activity 2 , Page 35. Then talk about the relationship between them.,Listening practice,Listen to the tape, then finish the exercise at Activity 3, Page 35. Answers: 1. The climate. 2. New York and Shanghai. 3. Because pollution is stopping the suns heat leaving the atmosphere. 4. Carbon dioxide from cars. 5. There is less oxygen and more carbon dioxide in the atmosphere. 6. Optimistic.,environment,in a nutshell,urgent,climate,a lot of evidence,Hotter,warmer,Listen to the tape, then fill in the blanks. Int: David, what do you see as the main problems with the _? D.U: Well, _, the most _ problem of all is the _. The worlds climate seems to be getting warmer. Int: Weve seen _ of that, havent we? _ summers, _ winters, that kind of thing.,D.U: Yes, we have. Also, scientists have found that the ice at the Poles is beginning to _. Int: Weve heard that too. Is that really happening? D.U: Yes, Im afraid it is. And _ in the future, the ice may melt _. Then its possible that the sea could rise and _ like New York and Shanghai could disappear under water. Int: It sounds very _. D.U: I couldnt agree with you more. Its _!,melt,at sometime,completely,coastal cities,frightening,scary,Int: Can you explain why the climates getting warmer? D.U: Well, Ill do my best! Its _ thats the problem. Gases from cars enter the _ and _ the suns heat from _ the atmosphere. And factories _ chemicals that do the same thing. So _, the climate is getting warmer. Int: From _, carbon dioxide from cars is a major problem.,pollution,atmosphere,stop,leaving,give out,as a result,what I understand,D.U: Youre absolutely right. Carbon dioxide is the gas that does most _ to the atmosphere. But we have a problem with trees too. You see, trees _ oxygen and _ carbon dioxide. So theyre very useful because they _ the carbon dioxide. Int: I know what youre going to say. Were _ all the trees.,damage,give out,take in,cutting,use up,down,furniture,situation,all the garbage,D.U: Yes, we cut them down because we need the land, and because we use the wood for paper and _. That leaves more carbon dioxide in the atmosphere. Int: Its a terrible _. D.U: Yes, and another problem is _ that we produce. We burn a lot of garbage, and once again, the gases pollute the atmosphere. That situation couldnt be worse, really.,Int: We should _ garbage, not burn it. D.U: Of course we should. Int: Its strange, we know all this, and yet we do _ it. I cant help but feel very _. D.U: Yes, well, it is _. But governments are beginning to do something about it. I dont think its too late.,recycle,nothing but talk about,concerned,worrying,Function,Agreements,Disagreements,I couldnt agree with you more. I think youre absolutely right. I disagree with you. I am afraid I cannot agree with you. I dont think so., , ,Function: Matching,Fill in the blanks with the phrases in activities 1 and 2. 1.A: We need to plant more trees. B:_ _ _The traffic in this city just doesnt move. 3. A: People dont care enough about the environment. B:_ _ _ I cant see anything. Theres sand everywhere.,I couldnt agree with you more./ I think youre absolutely right.,It couldnt be worse. / Its absolutely hopeless.,I couldnt agree with you more. / I think youre absolutely right.,It couldnt be worse. / Its absolutely hopeless.,Speaking,1.What are the causes of sandstorms? 2.What can we do to stop the sandstorm?,Work in pairs to discuss the following questions,Speaking,Causes of sandstorms?,digging up grass,cutting down trees,climate changes,overgrazing(过度放牧),bad farming methods,Cues(提示）：,What can we do?,Keep more grass.,Plant trees.,Reuse/Recycle.,Dont use disposable chopsticks.,Ban bad farming methods.,Writing,introduction,causes & results,peoples attitudes,measures,conclusion,Writing: Discussion If you are to write the article describing one environment problem, how many parts will you include in it? What will you write in each part?,Are you clear what happens? Do you know the writers attitude and emotion? Are there any good connecting words or phrases? Are there any good phrases or sentences? Are there any spelling mistakes?,Writing: Read your writing to your partner. Check and rewrite your writing according to the following. Then share it with the whole class.,Writing: Describe the pictures and say what we should do.,Everyday English,These words and expressions are taken from Listening and vocabulary activity 2. Choose the right answers. 1. in a nutshell means_. (a) in my opinion (b) to explain something very simply,2. Its scary means_. (a) Its frightening (b) Its interesting,4. from what I understand means_. (a) This is what I understand (b) I think I understand 5. Youre absolutely right means_. (a) Youre completely right (b) Youre almost right,3. Ill do my best means _. (a) This is the best (explanation ) (b) Ill try as hard as I can,Language Points,Trees take in carbon dioxide and give out oxygen. 树木吸收二氧化碳并且放出氧气。 take in 此处意为“吸收,吸入(空气、水等)”。 【拓展】 take in的常见意思还有: (1) 把拿进。例如: Please take your clothes in in case it rains. 请把你的衣服拿进去，以防下雨。,(2) 收容(留)某人住宿。例如: The teacher took in several students. 这位老师留几名学生住宿。 give out 此处意为“放出,散发出”, 多指气味、热量等的释放。例如: The rotating machine gave out a lot of heat. 旋转的机器散发出许多热。,【知识拓展】 give out的常见意思还有: (1) 发(书、报)等。例如: The teacher gave out the exam papers. 老师分发了试卷。 (2) 用完,耗尽。例如: After five months, their food supply finally gave out. 五个月后，他们的食物供给最终用完了。,How to write? Part 1: the environment problems Part 2: take actions Part 3: call on people to care for it,Class exercises,参考范文： Help the Planet,As we all know, the environment pollution is more and more serious during these years. What we can do is to