高中必修moduleSandstormsinAsia学案教案

1、必修三模块四Sandstorms in Asia 学案(佘承玉)课型设计与课时分配:1st periodVocabulary Learning2nd periodSpeaking ( introduction,pronunciation,speaking1&2 )3rd periodIntensive Reading(reading andvocabulary)4th periodGrammar (grammar 1&2)5th period Listening(listening and vocabulary, everyday English)6th periodExten

2、sive Reading(cultural corner)7th periodWriting(writing and task)Period 1 Vocabulary Learning1. 单词重现2. 沙尘暴 n.) 3. 吓人的可怕的(adj.) 使 .害怕(v.)( 感到)害怕的(adj.) 4. 内陆的 (adj.) 5. 大量的的，规模的(adj.)6. 战役 活动 (n.) 7. 沙丘 (n.) 8. 沙漠化 (n.) 沙漠 (n.) 遗弃的(adj. ) 9. 进程 过程 (n.) 10. 公民 市民 (n.) 11. 沙尘 灰尘 (n.) 沾满沙土的(adj) 12. 预报 预

3、告 (v. )预报员 (n.)13. 力量 力气 (n.) 加强 增强(v) 14. 骑自行车(v.) ,骑自行车者(n) . 15. 面罩 (n.) 16. 大气(层)，气氛 (n.) 17. 碳 (n.) 18. 化学药品(n.) ，化学的(adj.) 化学(学科)( n.)19. 环境 (n.) 周围的，环境的(adj.) 20. 废料，垃圾(n.)21. 融化 (vi.) 融化的，溶解的(adj.) 22. 污染(n.) 污染 (v.) 23. 再循环 (v.n.) 24. 沿海的(adj.) 海岸线(n.) 25. 关心的，担心的（adj.）26. 证据，证明（n.） 明白的 明显的

4、（adj.） 27. 主要的 多数的（adj.） 多数 大半（n.） 28. 紧急的 （adj.）迫切地（adv.） 29. 污染（v.） 污染（n.） 30. 抱怨（v.） 抱怨（n.） 31. 简单一句话（n.） 32. 恐怖的 吓人的 （ adj.） 恐吓 惊吓某人（v.） 33. 绝对地 完全地（adv.） 绝对的（adj.） 34. 保护（ n.） 保护（v.） II. 短语集锦1 .砍到 2 .阻止干一 3 .保护一不受一的侵害4 .只有做.5 . 挖出 6 . 放出 发出 7 . 简言之 8 .醒来后面对清醒地意识到 9 .遭遇到10 .吸收 欺骗 11 .对有影响12 . 带走

5、 拿走 13 . 一个接一个地14 .允许某人做15 .认真严肃地考虑 m .单词演练1 Match the words on the left with their definitions on the right.Forecastto treat something so that we can use it againCycleto change from solid to liquid, e.g. ice becomes waterPollution a series of natural developments or events that produce gradual chan

6、geMeltto say what will probably happenRecycledamage to the environment because of dirty thingsMassa person who lives in a particular town or countryConcerned the physical power and energy that makes someone strongMajorto ride a bicycleComplaina large number ofUrgentimportant, greatCampaign say that

7、one is dissatisfied, unhappy,citizenworriedprocessneed immediate attention, action or decision strengthmilitary operations or particular or planned activities with a particular social,commercial or political aim2 Fill in the blanks in each sentence according to the meaning. Change the form if necess

8、ary.1. Sandstorms can be f just a few hours before they arrive.2. This box is too heavy and it 's too much for his s.3. They discussed the problem in a friendly a.4. As the development of science and technology, the world is face more and more serious environmental p.5. As children we should be

9、much c about our parents ' health.6. Don't always（抱怨）your partners mistakes.7. A（化学）change takes place in any substance when it burns.8. As Chinese（公民），we should try our best to improve the environment.9. Under the（保护）of the sun glasses, our eyes won 't hurt in the strong light of the su

10、n.10. His suggestions are（完全地）reasonable.3. Do all the activities about Vocabulary in the textbook, including the ones in the Workbook.For example: P31, Activity 1&2; P33,Activity 2&3; P35, Activity 1; P86 Activity 6,7 &8.Period 2 Speaking （introduction,pronunciation,speaking1&2 ）Ste

11、pl Talk about the following pictures in your own words. （Show them the pictures of sandstorms.）For example:51: In the first picture I can see a man is riding a bike hard. The sky is yellow.T: Can you see the buildings clearly?52: No, they are not clear.T: Thank you, sit down please.53: In the second

12、 one I can find some buildings, but I cannot see them clearly. May be the city is in the sand or anything like that.54: In the third one I can see a very tall building only. There is much sand in the sky.T: Very good. Thank you.55: In the next picture, I can see many people riding bikes wearing mask

13、s. The weather is very cold, because they wear gloves and more clothes.T: How about the air? Is it clean?56: The air is not clean. There is something like sand in the air.T: Quite right!57: In the fifth picture, there is a strong wind carrying sand. It looks like smoke.58: In the last one, there are

14、 some buildings covered with thick, yellow dust.T: Excellent job! Thank you every much. Now, who can tell us why there is so much sand in the sky? The wind that carry sand are called59: Sandstorm.T: Very good. Yes, they are called sandstorm. If you want to know more about sandstorm, let' scome t

15、o Module 4 Sandstorms in Asia.Step II Warming upT: Open your books on page 31. Look at the picture in your books, what can you see in the picture?51: There is a strong wind carrying sand in the sky, and a car covered with sand running slowly.T: Right. Now, complete the sentences using the correct fo

16、rm of words in the box. Three minutes.Answers: sandstorm, lasts, frightening, blows, buried,After 3 minutes, ask some students to share their answers.T: From this short paragraph, we can see the sandstorm is frightening. Have you ever experiencedthe sandstorm? How d oes it be created? Before we disc

17、uss these questions, let' s look at somewords on the screen.Dig, earthquake, protect, sign, the Pacific Ocean (show the words on the screen, and explain the meaning to the students. Divide the whole class into several groups to discuss questions in activity 2. Then call back the answers)52: Most

18、 of the sandstorms begin in desert areas. Because there are no trees and grasses in the desert areas. The wind is very strong.53: Climate changing can create deserts, but nowadays, the deserts are being enlarged because of humanity.54: Deserts are also created because people cut down trees and dig u

19、p grass.T: Why people cut down trees?55: They want to get wood or to plant crops.56: Few years ago, Japan was affected by the sandstorms coming from northwest China. And America is also affected by sandstorms. Some are caused by humanity; some are from Asia blown across the Pacific Ocean. Sandstorm

20、has been a global issue.T: Very good, thank you. Can we prevent it?57: Yes. At present, our China has carried out many plans to prevent sandstorm. For example, China has formed a professor committee to study how to prevent sandstorms. We have planted many trees every year. Cutting down the trees is

21、unlawful. The degree of sandstorm is on decline. So we can prevent it. We believe ourselves.T: Quite right. I believe too. Where does the sandstorm often happen?58: the inland region has more sandstorms than the one near the sea. Because the inland is drier than the one near the sea.T: Can you give

22、us the reason?59: Dry weather is one of the main reasons for sandstorms.T: Quite right. You vedone very well. From this activity, you vegot much information on sandstorms. Sandstorm is very bad. It pollutes the air, affects our daily life. If you are in a sandstorm what should you do? Now work in pa

23、irs to discuss the questions in activity 3.(5 minutes later, call back the answers)51: If I am in a sandstorm I will wear a mask to protect my mouth and throat, wear a pair of glasses to protect my eyes.52: Besides mask and glasses I will wear a hat. Because there is much sand in the air, it will ma

24、ke my hair dirty.T: You are right. In a sandstorm, you should wear a mask and a hat, a pair of glasses is also necessary. Which one is more dangerous, earthquake and sandstorm?53: I think earthquake. Because in sandstorm we can stay at home to protect us, but in earthquake everywhere is dangerous.T:

25、 I agree with you. Where in China do sandstorms usually happen? What is the first sign?54: In the west and northwest China.55: But it also happens in Beijing often.56: Before the sandstorm, there is usually a heavy wind and dry weather.57: The sky is yellow.58: One afternoon of last spring, when I w

26、as at school, the sky was yellow. There was much sand in the sky. The wind was very strong with some drops of rain. In fact, it was not rain. It was mud. At that time, I thought the earthquake was coming. It was very terrible.T: It was really terrible. Thank you. Now I think all of you have known ab

27、out something of sandstorm. The sandstorm is terrible and harmful. We should work hard to protect our environment.Step III Pronunciation and Function on P36Listen to the tape and ask students to underline the words stressed and conclude when and where the word will be stressed. Then ask students to

28、practice activity 1&2. Listen again to check if the stress is right. Ask students to complete the sentences in Ex.3 using expressions from Ex.1&2. Step IV Speaking1 &2 on P37T: Suppose you are a citizen. There is a sandstorm in your city. A reporter wants to interview you about this sand

29、storm. Make a dialogue about your interview with your partner.51: Good afternoon sir, I am a reporter of local television station. May I ask you some questions about the sandstorm happened in the morning?52: Ok.51: When the sandstorm happened, what were you doing?52: I was cycling on the road.51: Be

30、fore the sandstorm coming, did you know it was the sandstorm? Or were there some signs of the coming sandstorm?52: Yes. I learn some sandstorm signs from TV. So I tried hard to ride, but the wind was so strong.51: Can you tell me some signs of that sandstorm?52: First, the wind was becoming stronger

31、 and stronger, it looked like the rain was coming. I can hardly ride my bike. The dust on the ground was whirled into the sky. And the sky was turned into yellow. The dust became more and more. I can hardly open my eyes. I knew it would be a sandstorm.51: It was terrible. Can you give us some ideas

32、to prevent the sandstorm?52: From television, we can see most of the sandstorms are caused by human. Instead of cutting down trees and digging grass we should plant more trees and grasses.51: I agree with you. I think after this sandstorm most of people will be waken. Thank you.T: Well done. Thank y

33、ou. Now we have known most of the sandstorms have been caused by the destroyed environment. Are there any other things that are bad for the environment?Ss: Yes. For example, coal.T: In what way?Ss: It gets off lots of smoke and pollutes the air.T: You re right.Ss: Plastic. In our daily life, people

34、use many plastic bags and throw them around. When there is wind, the plastic bags thrown will fly everywhere.Ss: In canteen many students use plastic bags to hold their meal and throw them away then. I think we should not use them first and set a modal.Ss: Like refrigerator, more and more cars have

35、come into families. They give out much chemical smoke, especially in cities. It is bad for our health.Ss: Cutting more trees will not only cause sandstorms but also enlarge the sand area.T: Well done, boys and girls. Since we have known so many things are bad for the environment, what should we do t

36、o protect our environment?Ss: We should plant more trees to fresh our air.Ss: We should throw the rubbish into the dustbin and not throw them anywhere.Ss: I think the most important thing we should do is to organize an organization to make people around us know the importance to protect the environm

37、ent.T: Ok, what you talk about is very helpful. Please prepare it after class if you want. If you needhelp, please let me know. This class we have learnt something about sandstorms, and have discussed things that pollute the environment. Since the pollution is so serious, we should try our best to p

38、rotect our environment. Now what you should do after class is to turn your idea into practice.Period 3 Intensive Reading(reading and vocabulary)Step 1 Pre-readingT: Now I will give you five minutes and read the whole passage quickly, find the answers to the questions on the top of this page.1. There

39、 is a terrible sandstorm.2. She wears a mask, scarf, and heavy clothes. Because there is a strong sandstorm.3. Traffic moves very slowly because the thick dust makes it difficult to see.4. The expert advises people not to go out.After 5 minutes, check the answers.T: Now, who ' d like to talk abo

40、ut the first question? volunteer!51: I ' d like to try. From picture I know that a sandstorm happens. It is frightening.T: Quite right. Next question? Who want to have a try?52: There is a woman pulling a bike in a frightening sandstorm. The cyclist wears a mask and a pair of gloves. She wears a

41、 hat.T: Thank you, very well. How about next question?53: The traffic will be very slow, because in the sandstorm there is much sand in the sky. The driver cannot see thing clearly.T: Quite right. The last one, who got the answer?54: I think the experts advise people to stay at home and not go out.

42、While going out, you should wear a mask.T: Thank you. Sit down please. Now, after we ve learnt th is text, we will know how to protect ourselves, if there is a sandstorm in our city. Of course, we do not hope it happens in our city.Step2 ReadingT: Turn your books on page 33. Look at the activity 2 &

43、amp; 3, read the text quickly again and complete these two activities. Three minutes. Skimming:Cycle (v), expert, process, citizen, dust, survive, forecast, situation b, b, a, aAfter 3 minutes, ask some students to check the answers. Show the answers on the screen.ask students to read it silently In

44、tensive ReadingT: Read the whole passage very carefully and complete Ex.4&5 on page 33. While reading underline phrases and sentences that you think are important. Read it silently and try to get the general idea of this passage. 10 minutes.1. The winds in a sandstorm can sometimes be strong eno

45、ugh to move sand dunes.2. When Ren Jianbo was living in Inner Mongolia he experienced a terrible sandstorm in desert.3. Sandstorms in China appear to have increased in recent years as a result ofdesertification.4. Cutting down trees and digging up grass can cause the climate changes and make the lan

46、d become desert.5. Traffic moved very slowly because the thick dust makes it difficult to see.6. The government is planting trees to the west of Beijing to prevent the desert coming near.(After 10 minutes ask some students to check the answers and show the answers on the screen.)1. forecasted 2. fri

47、ghtening 3. survived 4. dust 5. process 6. citizens (After students to give possible answers, then show them on the screen)1. Scientists have tried many ways to solve this problem and in China, a mass campaign has been started to help solve it.2. You just had to hope you ' d survive.3. Sandstorm

48、s in China appear to have increased in recent years as a result of “desertification ".4. This is a process that happens when land becomes desert because of climate changes and because people cut down trees and dig up grass.5. When a sandstorm arrives in the city, weather experts advise people n

49、ot to go out.6. To be cycling in a sandstorm is frightening.7. Already the government has planted more than 30 billion trees and plans to continue planting for the next five years.(After having finished the exercises, show the important sentences on the screen. Ask the studentsto pay more attention

50、to them.)Step 3 Complete the summary of the text:(1st paragraph)Sandstorms have been a major for many Asia countries centuries. Scientists have tried many ways to this problem and in China, a campaign has been started to help solve it.Suggested answers:Sandstorms have been a major disaster for many

51、Asia countries for centuries. Scientists have tried many ways to solve, this problem and in China, a mass.campaign. has been started to help solve it.(2nd paragraph)The wind in the sandstorm is often strong enough to move. Ren Jianbo, fromdescribed a terrible sandstorm hewhen he was a child." t

52、o have been. There was nothing. It was the mostand the most dangerousI have been in. You just had to hope you' d.in aSuggested answersThe wind in the sandstorm is often strong enough to move sand dunes. Ren Jianbo, from Inner Mongolia described a terrible sandstorm he experienced when he was a c

53、hild. " to haveOughrt in a sandstorm is a terrible experience. There was nothing to be done. It was the most frightening and the most dangerous situation I have been in. You just had to hope you survive. ' d(3rd & 4th paragraphs)Sandstorms begin in area. Sandstorms in China to have been

54、 increased in recent years as a result of" " . This is a that happens because people trees and grass.Sandstorms sometimes Beijing.wake up to an orange sky and strong winds thatthe city in a thick, brown-yellow. The sandstorms sometimes all the day and trafficvery slowly.Suggested answers:S

55、andstorms begin in desert area. Sandstorms in China appear to have been increased in recent years as a result of desertification ” . This is process that happens because people cut down trees and dig up grass. Sandstormssometimes affect Beijing. Citizens wake up to an orange sky and strong winds tha

56、t cover the city in a thick, brown-yellow dust. The sandstorms sometimes continue all the day and traffic moves very slowly.(The last two paragraphs)The Chinese Central Weather Station can a sandstorm some weeks before it arrives in Beijing. When theHuang Xiaomei, who lives ins difficult tosandstorm

57、 arrives in the city, weather advise people not toBeijing says, "to be in a sandstorm is. Itmakes me. So if you want to go out, you ter wear'a d betThe desert is only 250 kilometers away to the west of Beijing. To it coming nearer, the government isplanting trees.Suggested answers:The Chine

58、se Central Weather Station can forecast a sandstorm some weeks before it arrives in Beijing. When the sandstorm arrives in the city, weather experts advise people not to go out. Huang Xiaomei, who lives in Beijing says,“ todyeling in a sandstorm is frightening . It ' s difficultbtreathe in the strong wind and dust makes me jJl.So if you