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1、1,外研版 高一年级(必修3) Module 4,2,Module 4 Sandstorms in Asia,Reading and Vocabulary,3,Please look at these pictures.,How beautiful they are!,4,But one day something happened.,5,The sand almost buries the car.,6,What natural disaster is it ?,It is a _ . It is very_.,sandstorm,frightening,7,A,C,B,Inner Mong
2、olia,Gansu,Xinjiang,8,North America,Central Africa,Australia,Central Asia,9,There has been a _. It_ _ for ten hours and was very _. The wind _ the sand high around the houses, and some cars were almost completely _ by the sand.,sandstorm,lasted,frightening,was blowing,buried,blow bury frightening la
3、st sandstorm,has,Look at the picture below and complete the sentences using the correct form of these words.,10,Reading,11,Fast reading :,Look at the photos . Read the text quickly and answer the questions .,1. What is happening ? There is a sandstorm blowing. 2. What is the cyclists wear in and why
4、? Theyve wearing hoods, masks and glasses to protect themselves.,12,3. What do you think happen 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 si
5、tuation? Stay at home.,13,Read the passage and match.,Para.1 Para.2 Para.3 Para.4 Para.5 Para.6,Sandstorms in Asia. Sandstorms sometimes affect Beijing. The government plants trees to prevent sandstorms. Sandstorms have been a major disaster for centuries. Sandstorms do a lot of damage to people. Sa
6、ndstorms in China appear to have increased as a result of desertification.,Skimming,14,I. Read the passage and choose the best answers.,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,Careful-reading,15,2. What do the expe
7、rts 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 bicycles,16,3. The factors that cause land to be desert are _. A. cutting down trees. B. digging up grass C. climate changes D. all of the above,17,4. From the l
8、ast paragraph we know _. A. the government wont plant trees any more in five years 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 is taking measures to prevent sandstorms,18,II. Read the
9、text carefully and complete the following chart.,strong, dry winds that carry sand,Central Africa and Australia,19,desertification,thick dust,surprising,20,A mass campaign,more than 30 billion,continue planting,21,Complete the sentences using words from the text.,1. Weather experts have f_ another b
10、ig sandstorm in a weeks time. 2. Its f_ to be outside in a sandstorm.,orecast,rightening,Post-reading,22,3. I was in a very big sandstorm some years ago. Luckily, everyone s_. 4. Theres a lot of d_ on the floor. We need to sweep it away. 5. Desertification is a long p_ that takes many years. 6. Many
11、 Beijing c_ cycle to work.,urvived,ust,rocess,itizens,23,Whats the cause of sandstorms?,Discussion,24,What measures should we take to prevent sandstorms coming?,25,Summary:,1. We should plant more trees and grow more grass. 2. Control air and water pollution. 3. Build green fences along the desert.
12、4. Forecast sandstorms real time to prevent disaster.,26,5. Establish sandstorm data bank and collect information about sandstorms. 6. All countries should join hands to propose a plan in sandstorms control and prevention.,27,In order to protect our earth, many Green Movements have been held all ove
13、r the world, what should we do?,28,书面表达: 请根据以下提示, 针对山东北部遭受沙尘暴袭击的情况, 向英语周报社投稿, 呼吁大家植树造林, 保护环境。 1. 过去家乡树木成林。 2. 如今人们毁林种地建房。 3. 气候变化，土地沙漠化。,29,4. 植树造林, 人人有责。 Dear Editor, Im a student at a Shandong middle school ,30,Dear Editor, Im a student at a Shandong middle school. My hometown used to be a beautif
14、ul place. Thick forest and green grass could be seen everywhere. However, because of climate changes, it rains little now.,A possible version,31,In order to build houses and grow more crops, people there cut down more and more trees. As time went on, the forests were seriously destroyed. As a result
15、, sandstorms struck us now and then, from which people suffered a lot.,32,To prevent the process of desertification, I hope that all the people take good care of the forest and plant more trees instead of cutting them down. Then our living conditions will soon be improved.,33,Homework:1. Find more information about sandstorms on the internet or other books and write a short passage about sandstorms. 2. Design a poster that encourages people to protect the environment.,
