235 as...as结构
1 as+形容词原级/副词原级+as 表示“和……一样”,为同等比较结构。
He studies as hard as John. 他学习同约翰一样努力。
2 as...as 的否定结构是not as/so...as,表示“不如……,和……不一样”。
This film is not as/so interesting as that one. 这部电影不如那部电影有趣。
He didn't get up as/so early as his mother. 他没有他母亲起得早。
提示
as/so后面的形容词如果作定语,被该定语修饰的名词带有不定冠词a/an时,a/an要放在形容词之后。
I've never read as interesting a story book as this. 我从没读过像这样有趣的故事书。