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用所给动词适当的时态和语态填空

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学习必备欢迎下载用所给动词适当的时态和语态填空(一)On March 11th, 2011, an great earthquake ____1____(happen) in Japan . So far, more than 15,000 people ____2___(lose) their lives. Now, water, food, warm clothes and medicine ____3___(need) there. Thousands of volunteers ____4___(rush) there now. Let me tell you how to keep safe during the earthquake. If an earthquake____5___(happen), you should ____6__(stay) in the kitchen or toilet when you can’t go outside. If you 7 (stop) in the room, and can’t go out , 8 (try ) not to move and keep the energy to shout and beat something ,Maybe someone 9(hear) you ,and then you 10 (save) 1. 2. 3. 4. 5. 6. 7. 8 9. 10. (二)Since 1946, one of the most important inventions 1 (be) the computer. It has been changing our lives. The first computer 2 (build) in 1946. It ___3__ (be) as large as a room and very difficult and slow to use. But since the invention of silicon chip(硅片),computers __4___ (become) smaller, easier and faster to operate. Some computers are as small as TV sets. Some can even 5 .(make) smaller than a book. And computers _ 6__(get) smaller and smaller all the time. Who knows what the computers of tomorrow _7___ (be) like? There 8___ (be) several reasons why the computer is useful to us. First, a lot of information can _____9_ (put) into computers. Second, the computer _____10_ (work) very quickly. Third, modern computers can be built into other kinds of machines, like radios, cars and planes. So today people can spend less time doing more work with a computer. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 学习必备欢迎下载(三)Henry works in a factory. He comes from a poor family and _1____ (be) in school for only four years. He has to do...

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用所给动词适当的时态和语态填空

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