英语必修Ⅲ外研版MODULE4课件（共29张）精品.ppt

1、M4Sandstormsin AsiaWeve learned about many natural disasters in Module 3.Do you remember them?earthquakefloodtornadolightningBeautiful landscape!But one day something happened.How horrible!What happened in the pictures?What natural disaster is it?It is a sandstorm.Look at the picture below and compl

2、ete the sentences using the correct form of these words.(P30)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 lastedfrighteningwas blowingburied blow bury frightening last(v)sandstormhasthe d

3、ay before yesterdayyesterdaytoday What should we do to protect our environment?tomorrowplant more trees and grow more grassreduce air pollution,live a low carbon dioxide life(低碳生活)put different garbage into different bagsrecycle useful rubbishuse some new energy,such as wind,water and sun.Inner Mong

4、olia sees many sandstorms every year.It is far away from the sea,so it is an inland region.ACBInner MongoliaGansuXinjiangmajor sandstorm centers in China for general ideasSandstorms are strong winds carrying _ through the air.A.dirt and mud B.rain and heat C.sand and dust D.cloud and snow Reading Co

5、mprehension ISkimmingChoose the correct answers.a.the features of sandstormsb.the influences of sandstormsc.the forecast and suggestions about sandstormsd.the measures taken by the governmente.the cause of sandstormsf.the major disaster in Asia-sandstormReading Comprehension IISkimmingMatch the main

6、 idea of each paragraph.Para 1Para 2Para 3Para 4Para 5Para 6 for specific information1.Fewer measures have been taken to help solve the sandstorm problem.2.The winds in a sandstorm can sometimes prevent you from seeing the sun.3.Northwest China is the sandstorm centre in Central Asia.ScanningReading

7、 Comprehension III4.Deserts are caused only by climate changes.5.The Chinese Central Weather Station can only forecast a sandstorm some months before it arrives.1.A mass campaign has been started to help solve the problem of _.A.sandstorm B.desert C.water shortage D.high temperatureChoose the correc

8、t answers.ScanningReading Comprehension IV2.The factors that cause land to be desert are _.A.cutting down trees B.digging up grass C.climate changes D.all of the above3.What is the main reason for the increase of sandstorms in China recently?A To be close to many deserts.B The worsening of the weath

9、er in China.C It is a result of desertification.D People cut down trees and dig up grass.4 What effects are sandstorms bringing to people living in cities?A The whole city is usually covered by thick and yellow dust.B Traffic moves very slowly.C People cannot breathe well and the dust makes them ill

10、.D All above.5 What is the best way to avoid e effects from the sandstorm?A To live far away from deserts.B To stay at home when a sandstorm happens.C To wear mask if you want to go out.D To plant more trees.sandstormDefinitionFeatures(特点)PlacesReason for increaseMeasures(措施)strong,dry winds that carry sandso thick that;strong enough to Central Asia,North America,Central Africa and Australiadesertification;climate changes;cut down;dig upGovernment is planting trees.Experts advise people not to go out when it comes.Fill in the table.ScanningReading Comprehension V