8A
Unit 6 Natural disasters
典例解析
一、单项选择
1. Attention! Don’t play with fire. Cotton is easy to _____.
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A. on fire
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B. catch fire
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C. put out fire
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D. be fired
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[答案]B
[解析]本题考查fire的词组。on fire意为“着火”,表示一种状态;catch
fire意为“着火,开始燃烧”;put out fire意为“灭火”;be
fire意为“被解雇”。根据题意“小心!别玩火。棉花很容易着火。”选B。
2.
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Since the
villages’ houses have been washed away by the floods, the soldiers are
helping them _____ tents.
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A. put on
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B. put off
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C. put up
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D. put down
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[答案]C
[解析]本题考查put词组的用法。put on意为“穿上;上演”;put
off意
为“推迟;阻止”;put
up意为“建造;搭建;提高”;put down意为“放下”。根据句意“由于村民们的房屋被洪水冲走了,士兵们正在帮助他们搭建帐篷。”选C。
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