外研版高中英语必修3 Module 4《Sandstorms in Asia》课件.ppt

Attitude is everything. Learning aims： I. Learn about some kinds of disasters II. Masters new words in Module4 III. Learn about some information about sandstorms in Module4 IV. Improve practical skills thinking 想一想 How many kinds of disasters do you know? ? Earthquake disaster ? tsunami tornado hurricane avalanche fire… drought volcano earthquake mudslide flood earthquake tsunami tornado hurricane avalanche mudslide drought flood volcano fire video What happened in the silent film? What are sandstorms? Sandstorms are strong, dry winds that carry sand. Try to describe what you see. sky people Traffic Remember 记一记 1.sandstorm 2.campaign 3. garbage 4.desertification 5.process 6.citizen 7.dust 8.strength 9.mask 10.atmosphere 11. environment 12. protection 13. evidence 14. pollution 15. nutshell 16. recycle 17. forecast 18. complain 19. mass 20. Concerned 21. frightening Writing 写一写 1.沙尘暴 2.战役；活动 3.废料；垃圾 4.（土地）沙漠化 5.进程；过程 6.公民；市民 7.沙尘；灰尘 8.力量；气力 9.面罩 10.大气；大气层 11.环境 12.保护 13.证据；证明 14.污染 15.简单的一句话 16.再利用；再循环 17.预报；预告 18.抱怨；发牢骚 19.大量的大规模的 20.关心的；担心的 21.吓人的；可怕 Finding 找一找 There are the four main places in the world where there are sandstorms. Where are they? A—Central Asia B——North America C—Central Africa D—— Australia D B A C A B C Inner Mongolia Northwest China Beijing Use your head 动动脑 In recent years, sandstorms in our country appear to have increased.Why? Please make a list of reasons. What measures has our government taken to solve the sandstorm problem? 高考题型演练 Sandstorms have been a major_______ for many Asian countries for centuries. Scientists _________(try) many ways to solve this problem and in China, a mass _______ has been started to help solve it. Sandstorms ___(be ) strong, dry winds _____ carry sand. They are often so ____ that you cannot see the sun, and the wind is sometimes strong enough _______(move ) sand dunes. ______________ (catch) in a sandstorm is a terrible experience. There is nothing to be done. Sandstorms sometimes