英语四六级考试是同学们在大学里面最关心的一项考试，备考的过程中，对单词的积累和语法的掌握一定要重视。下面是小编给大家分享的语法知识，大家可以作为学习的参考。
1)倍数+形容词/副词比较级+than
The girl is ten times cleverer than her brother.
2)倍数+as+形容词/副词/(名词)+as
His apartment is three times as large as that of mine.
Americans eat( )as they actually need every day. (CET-4 1998,6)
A) twice as much protein
B) twice protein as much twice
C) twice protein as much
D) protein as twice much
本题考查倍数的表达方法，正确形式应为：倍数+as+形容词/副词/(名词)+as，故答案为A.
以上就是英语四级语法知识点，希望可以给大家学习带来帮助。
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