英语四级

填空题Americans eat____________(两倍多的蛋白质) they actually need every day.

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【答案】three times as much protein as/twice more protein than
【解析】本题考查对倍数表达法的掌握。英语中表示倍数的方法一般有两种：一是“倍数+as much/many…+as…”，表 示“是…多少倍”；二是“倍数+more than+…”，表示“比…多多少倍”。本句是表示“比实际需要多两倍”，其含义相当于“是实际需要的三倍．”，故用第一种方式表达时，注意要用three times。

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