Module4 Sandstorms in Asia-reading學案

2）what is the cyclist wearing and why? (看32頁圖)3）what happens to traffic in sandstorms?4）what do experts suggest people to do in sandstorms?3細讀： 填空歸納causeseffectssuggestionsmeasures4研讀：語篇理解及講練：1）“…, a mass campaign has been started to help solve it. “in the sentence above, “it” refers to_________2）研讀第一段，完成“it”的詞匯銜接鏈條：         詞匯銜接: 指通過詞匯選擇在語篇中建立一貫穿語篇的鏈條,從而建立語篇的連續性。      sandstorms   _____________    _________     it   3） “the four main places in the world ( where there  are sandstorms) are central asia, north america, central africa and australia. ”括號中的句子是什么從句？(     ) a. 地點狀語從句   b.定語從句     c. 賓語從句   d.主語從句     4)“…traffic moves very slowly because the thick dust makes it difficult to see.”         “traffic” means _____  a. 交通  b. 車輛     5) “already the government has planted more than 30 billion and plans to continue planting for the next five yeas.”  “plans” 的詞性是____   a. verb          b.noun三、課內訓練鞏固：（一）聽錄音，課文縮寫填空：sandstorms have been a major disaster for many asian countries for centuries.      sandstorms are strong , dry winds. the wind is sometimes ______ _____ ______ move sand dunes. “___   ____  ____  ______ __ a sandstorm was a terrible experience,” ren jianbo said. desertification is a process that happens because people ____ ____trees and ____ ___ grass. traffic moves very slowly because the thick dust makes___difficult ____ ____. so weather experts _______ people _____ ____ go out .     ___ prevent it _______nearer , the government is planting trees.（二）兩人小組活動：以“沙塵暴”為話題采訪talk about sandstorms in pairs, you can ask the following questions:what is a sandstorm?what are the causes of sandstormswhat should we do if sandstorms occur?how can we prevent sandstorms?四、課后作業：1.寫一篇短文發到網上，指出沙塵暴的危害，呼吁人們保護環境。要求： 100字左右    2.找出課文中含不定式的句子