Unit 7 Natural Disasters 单元测试题 I. Listen to the dialogues and choose the best answer to each question. 听对话,选择最佳答案。(20 points) Dialogue A 1. Why can’t the man attend the evening party He has to catch a flight. His flight is canceled due to the typhoon. His flight is delayed due to the sandstorm. Dialogue B 2. Why does the man advise the woman to buy an electric car It’s cheaper. It won’t cause air pollution. It’s more comfortable than petrol car. Dialogue C 3. Why does the man couldn’t go to Shanghai tonight Because the flight is cancelled due to the rainstorm. Because the man wants to change the flight. Because the man doesn’t want to go to Shanghai on a rainy day. 4. When does the man decide to go to Shanghai Tomorrow. The day after tomorrow. Next week. Dialogue D 5. What does the man want to do at first Take a flight Drive Susan to the airport. Take the subway with Susan. 6. Why does Susan prefer taking the subway It’s faster than driving. To protect the environment. She doesn’t want to go with the man. 7. If you were the man, what would you do in the future Ride bicycle or walk for short journeys. Dive to work without Susan. Sell the car. Dialogue E Customer Service Log Customer ABC Company Order No. HD1107 Problem The customer . Reason The airport has been closed . Transportation Normal Cancel / DelayBy air√By train√By ship√ Solution Ship the goods as soon as the flight . II. Read the passage and complete the exercises. 阅读并完成练习。(30%) Tornadoes(龙卷风), sometimes called “twisters”, are whirlwinds(旋风) with speeds of up to 400 km per hour. In the USA, there are 1,000 tornadoes every year. They look fascinating and dramatic when we are watching them on TV, but they can kill. In Britain, there were very few tornadoes in the past. Now, there are more than 50 tornadoes a year. Tornadoes are only one sign of the world’s climate change. There are many others. The number of thunderstorms is increasing and there are more hurricanes. There are more floods in some parts of the world, and there’s much less rain in others. We know that these things happen because global temperatures are rising and many people believe the weather will get worse in the future. The problems of climate change won’t go away unless we do something about the causes. Scientists still do not know enough about the reasons for these temperature changes. But most scientists think human activity is the problem. Cutting down trees, burning oil, and the increase in the number of cars and planes are some of the things that cause the problems. Scientists believe that if the temperatures continue to rise, the ice at the poles will melt. If the ice melts, sea levels will rise. Some islands might disappear completely, and there might be floods in coastal(沿海的) cities. All this means that unless we do something to stop global warming now, there may be many other dramatic changes in the future. What is the passage about Introduction of tornadoes. D ... ...
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