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Module 4 Sandstorms in Asia Ⅰ . Prereading ? Enjoy a short video then ask the students to answer these questions. Before watching the video, please look at the following questions. Answer these questions (1) What is happening? (2) What is the cyclist wearing and why? (3) What do you think happens to traffic in this situation? Why (4) If you were a weather expert, what would you advise people to do in this situation? A video about a violence of nature Watch the video sandstorm Ⅱ . Prereading The passage is about sandstorms in Asia. Look at the title and picture in the text. Can you predict what the passage will tell us? Ⅲ . Whilereading 1. The passage structure should be ? A: ① B. ① ② C. ① ? ② ③ ④ ⑤