雅思听力中的替换原则.

　　1. 词性的替换

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　　(1) 名词和动词的替换

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　　e.g. According to the accommodation rules, _________ can’t be changed.

　　原文:You must remember that no changes can be made to the meal time.

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　　(2) 名词和形容词的替换

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　　e.g. _________ is a necessity.

　　原文:It’s necessary to protect the environment.

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　　2. 数字的替换

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　　e.g. Most bottle makers use about __% recycled glass.

　　原文为Er, the bottles made in most places contain about three-quarters new glass and the rest is recycled.

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　　还有: a quarter=1/4=25%

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　　In the 1900s=in the 20th century

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　　Score=20 Dozen=12 Decade=10

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　　3. 语态的替换

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　　e.g.___________________ provides work for 30 million people

　　原文: 30 million people earn a living by growing coffee.

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　　4. 同义词和词组的替换

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　　e.g. The pressure on the coastal zone resulted from________..

　　原文: The population shift contributed a lot to the pressure on the coastal zone.

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　　其它如fee-charge; permit-allow; : scientist -researcher; disadvantage-downside; sign-indication