外研英語必修3Module4reading教學(xué)課件

1、tornadohurricaneNatural Disastersearthquake sandstormlightningvolcanic eruption第1頁，共27頁。Module 4 Sandstorms in AsiaIntroductionReading &Vocabulary第2頁，共27頁。How beautiful it is !第3頁，共27頁。What are they doing?第4頁，共27頁。What happened one day?第5頁，共27頁。But one day something happened .第6頁，共27頁。What natural d

2、isaster is it? It is a sandstorm . It is very frightening .外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第7頁，共27頁。buryThe sand almost buries the house .外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第8頁，共27頁。BCDANorth AmericaCentral AfricaAustralia Central Asia外研英語必修3Module4readingPPT課件外研

3、英語必修3Module4readingPPT課件第9頁，共27頁。這張照片是3月17日由NASA的OrbView-2衛(wèi)星拍攝的真彩色照片。在照片上，沙塵已經(jīng)越過黃海，到達了日本以東的太平洋上空。事實上，這次10年以來中國北方最大的沙塵暴不僅僅影響了日本，據(jù)美國國家海洋和大氣局（NOAA）報告，這次的沙塵暴已經(jīng)跨越太平洋，于27日到達了美國西海岸！ 外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第10頁，共27頁。BCAInner Mongolia GansuXinjiangInner Mongolia has many sandstor

4、ms every year . It is far away from the sea , so it is an inland region .外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第11頁，共27頁。Look at the picture below .Complete the sentences using the correct form of these words . blow bury frightening last (v) sandstormThere had been a . It for ten hours

5、 and was very . The wind the sand high around the houses , and some cars were _ almost completely by the sand . sandstormhas lastedfrighteningblewburied外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第12頁，共27頁。The day before yesterdayYesterdayTodayLook at these pictures .Now work in pairs . Disc

6、uss the following statements and decide which statement is false .外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第13頁，共27頁。 ( / )()( / ) ( / ) ( / ) ( / )1. Sandstorms begin in desert areas .Deserts are created by climate changes .Deserts are also created because people cut down trees and dig u

7、p grass .Sandstorms from Asia have blown across the Pacific Ocean to American .Sandstorms cant be prevented .The inland region has more sandstorms than the one near the sea .外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第14頁，共27頁。Discussion Work in groups of 4-6 . Discuss these questions . The

8、 team leaders from each group report their answers to the class .1. What should you do in a sandstorm to protect yourself?2. Which do you think is more dangerous , an earthquake or a sandstorm? Say why.3. Where in China do sandstorms begin?4. If you are in a desert, what is the first sign of a sands

9、torm?5. Have you ever been in a sandstorm? If yes, describe it to your partner.外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第15頁，共27頁。Pre-reading Look at the photo. Answer the questions.1.What is happening?2.What is the cyclist wearing and why?3. What do you think happens to traffic in this s

10、ituation? Why?4.What do you think experts advise people to do in this situation?外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第16頁，共27頁。1.What is happening?There is a sandstorm blowing.2.What is the cyclist wearing and why? Theyre wearing hoods, masks and glasses to protect themselves.3. What

11、do you think happens to traffic in this situation? Why? It moves very slowly. Because it is not clear to see everything on the road and people must take great care.4.What do you think experts advise people to do in this situation? Stay at home.外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第17頁

12、，共27頁。Fast reading:Para.1 a. the description of sandstorms Para.2 b. the causes of sandstorms Para.3 c. a major disaster in Asia Para.4 d. the effects of sandstorms Para.5 e. the governments measuresPara.6 f. the forecast and suggestions 外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第18頁，共27頁。

13、Further reading: 1.Sandstorms are strong winds carrying _ through the air. A. dirt and mud B. rain and heat C. sand and dust D. cloud and snow 2.What do the experts advise people to do when a sandstorm arrives in the city? A. Dont go out B. Dont wear masks. C. Dont go to work as usual. D. Dont ride

14、bicycles 3.The factors that cause land to be desert are _. A. cutting down trees B. digging up grass C. climate changes D. all of the above4. From the last paragraph, we know _. A. the government is taking measures to prevent sandstorms. B.the distance between the desert and the center of Beijing is

15、 only 250 kilometers. C. more than 30 million trees have been planted in Beijing . D. the government wont plant trees any more in the next five years外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第19頁，共27頁。Further reading: 5.Sand dunes mean _. A. plants growing in sand B. sand hills 6. affect m

16、eans A. to kill B. to cause a change 7. you wear a mask over your _. A. face B. body8. strength is the noun of _. A. strong B.strange外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第20頁，共27頁。Post reading1. The winds in a sandstorm can sometimes _2. When Ren Jianbo was living in Inner Mongolia _

17、3. Sandstorms in China appear to have increased _4. Cutting down trees an digging up grass can _5. Traffic moved very slowly because _6. The government is planting trees to the west of Beijing to _he experienced a terrible sandstorm. as a result of desertification.cause deserts and sand-storms to in

18、crease.the thick dust makes it difficult to see / the drivers cannot see clearly.prevent the desert coming nearer. After reading the passage, complete these sentences.strong enough to move sand dunes.外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第21頁，共27頁。 1. What do you think of a sandstorm?2

19、. What is a sandstorm? 3. Do you think how does a strong sandstorm affect us? 4. What are the causes of sandstorms ?5. What should we do if sandstorms occur?6. How can we do to prevent sandstorms?Discussion: Suppose you are a press reporter, you are reporting some people in the street. You may ask t

20、he following questions:外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第22頁，共27頁。Measures and Suggestions certain administrative methods be taken to turn desertification preventions into the record to evaluate the work of local government officials. the issue of desertification prevention should

21、 be included in the national economic and social development program for the 21st century, and it should be on the list of key national projects and items the prevention plans must be drawn up scientifically, and the management must be strict. 外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第23頁

22、，共27頁。 importance should be attached to experts participation in the project, and the building of a new type of structure which combines production, scientific research and promotion under the new circumstances. we must do a good job of monitoring and forecasting desertification. We must also establish an information network for national desertification and sandstorm prevention, with forecasting work focused on controlling desertification at the beginning stage.外研英語必修3Module4readingPPT課件外研英語必修3Module4readingPPT課件第24頁，共27頁。Design a poster that encourages people to protec