外研版必修三英语ppt课件module4reading.ppt

Reading and VocabularysandstormWhat do you know about sandstorm?Read the passage and match.Para.1Para.2Para.3Para.4Para.5Para.6A.Definition and main places.B.Sandstorms sometimes affect Beijing.C.The government plants trees to prevent sandstorms.D.Sandstorms have been a major disaster for centuries.E.Sandstorms do a lot of damage to people.F.Sandstorms in China appear to have increased as a result of desertification.What useful words have you learned about sandstorm?Please write them down on the paper.Work in groups of four.Choose a Count down Time by Clicking a Button Below.55 Min.50 Min.45 Min.40 Min.35 Min.30 Min.25 Min.20 Min.15 Min.10 Min.1 Hour4 Min.3 Min.2 Min.1 Min.50 Sec.45 Sec.30 Sec.20 Sec.15 Sec.10 Sec.5 Min.Close ClockCountdown ClockBy Dr.Jeff Ertzbergerwords about space flightdangerous mastpollution sandstormdust desertificationterriblefrightening.What are the causes of sandstorms?What What should we do?should we do?measuresSummary:1.We should plant more trees and grow more grass.2.Control air and water pollution.3.Build green fences along the desert.4.Forecast sandstorms real time to prevent disaster.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.Homework:Write your own experience of being caught in a sandstorm.