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1、 Book3 Module4 Sandstorms in Asia 學習目標： 1.To help students to know the causes and effects of a sandstorm and solutions; 2.To enable students to find the answers in the text quickly and correctly; 學習重點: ? How to help students to learn about sandstorms and the environment 【學情調(diào)查、情景導入】 Show so

2、me pictures and answer the following questions: 1.What’s the bad effects of the sandstorm? 2.What is the cyclists wearing and why? 【問題展示、合作探究】 I.Fast reading: Para.1 a. the description of sandstorms Para.2 b. the causes of sandstorms Para.3 c. a major

3、disaster in Asia Para.4 d. the effects of sandstorms Para.5 e. the government’s measures Para.6 f. the forecast and suggestions II. Careful reading: Read the text carefully and choose the best answers. ①Sandstorms are strong winds carrying thr

4、ough the air. A. sand and dust B. rain and heat C. dirt and mud D. cloud and snow ②Which of the following doesn’t belong to the main places in the world where there are sandstorms? A. Central Asia. B. North America. C. Central Africa. D. Austria. ③What do the experts advise people

5、to do when a sandstorm arrives in the city? A. Don’t go out. B. Don’t wear masks C. Don’t go to work as usual D. Don’t ride bicycles. ④The factors that cause land to be desert are . A. cutting down trees B. digging up grass C. climate changes D. all of the

6、above ⑤From 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 only 250 kilometers C. more than 30 million trees have been planted in Beijing D. the government won’t plant trees

7、 any more in five years ⑥According to the text, which of the following statements is TRUE? A. Sandstorms begin in desert areas and big cities. B. Northwest China is part of the sandstorm center in Central Asia. C. Traffic moves very slowly because there are sand and thick dust on the

8、road. D. When a sandstorm arrives, nobody will go out. (III) Discussion 根據(jù)課文內(nèi)容和結構，選擇話題分小組討論，并形成文字表述。 Topic1 Sandstorm Topic2 desertification Topic3 global warming 提示：可參考以下順序：Phenomena（現(xiàn)象）?causes ? effects? solution解決方案 【三、當堂檢測、鞏固提升】 （I）重點詞組 1.一個接一個的 2被困在---

9、 3照料,照看 4幾個世紀以來 5建議某人干某事 6因為，由于 7蘇醒過來 8 整天 9阻止某人干某事 10在這種形式下 11砍伐,砍倒 12 把…擦掉 （II）Fill in the blanks with proper words. Sandstorms begin in ________ ________. Sandstorms

10、_________ ___have increased ___ ___ ________ ___ desertification, which happens when land becomes desert _______ ___ climate changes and because people____ _______ trees and ___ ___ grass. Ren Jianbo described a _______ sandstorm he __________ : “It was the most __________and the most_________ s

11、ituation.” Huang Xiaomei says,“__ __ ______ in a sand storm is __________. It is difficult to ______ in the strong wind.” Citizens ____ ___ to an _____ sky and strong winds that _____ the city in a ____, ___________ dust. In that situation, traffic _____ ____ ______because the thick dust ______ ___

12、_______to see. Weather experts _______ people ___ __ go out when a sandstorm arrives. If you want to go out, you ______ _____ _____ a mask. Scientist have _____ _____ ______to ____ the problem and a ___________ has been started. To _______ it _______ nearer, the government is planting trees and

13、plans to _______ planting for the next five years. 【四、知識梳理、歸納總結】 If you are to write the article describing one environmental problem, how many parts will you include in it? What will you write in each part? 【五、預習指導、新課鏈接】 預習目標：預習Cultural corner 部分和模塊中重要知識點，完成相關練習。 預習難點：注意以下重點詞匯和句型的應用 allow, take……seriously, damage, in a nutshell 2