问题 选择题

–The classroom is_____ clean_____ it was yesterday.

--Sorry, I forgot to clean it.

A.as, as

B.so, as

C.not so, as

D.more, than

答案

答案:C

题目分析:as...as意为"和……一样",表示同级的比较。使用时要注意第一个as为副词,第二个as为连词。其基本结构为:as+ adj./ adv. +as。其否定式为not as/so +adj./ adv. +as。例如: This dictionary is not as/so useful as you think.这本字典不如你想象的那样有用。 根据语境可知此题选择C。

点评:as…as中间一定要用形容词或副词的原级若有修饰成分,如twice, three times, half, a quarter等,则须置于第一个as之前。例如: Your bag is twice as expensive as mine.你的袋子比我的贵一倍。其否定形式第一个as可以变为so。

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