Americans eat ______ as they actually need every day.

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问题 Americans eat ______ as they actually need every day.

选项 A、twice as much protein
B、twice protein as much twice
C、twice protein as much
D、protein as twice much

答案A

解析 此题考查比较级的倍数表示方法。much修饰名词.应放在protein之前,twice表示倍数,修饰as much protein as,也应前置。
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