as…as…常构成一些词组，比如有as soon as…(一旦…就…), as well as…(同样), as+形容词/副词+as possible(尽可能……地)。
如：Please ring me up as soon as you get to Beijing.(请你一到北京就给我写信。)。
Miss Gao hurried to the school gate as quickly aspossible.(高小姐尽快地赶到了校门口。)
[注释] “as long / much as + 名词可以表示“长达/多达…的含义。
如：The house costs as much as five hundred thousand yuan.(那幢房子花费高达50万元。)/ They stayed in the cave(山洞)as long as two weeks.(他们呆在山洞里长达两周。)
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