as作连词的用法:
1、作,当的时候,引导时间状语从句。
例句:as a young man,he was active in sports。
2、as等于since,作既然。
例句:as he wasn't ready in time,we went without him。
3、作,虽然、尽管,引导让步状语从句。
例句:tired as they were,they walked on。
as作关系代词的用法:
例句:he is very careful,as his work shows。
as作介词的用法:
as引导的介词短语大多用作状语。
例句:as a league member,i'll take the lead in everything。
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英语的介词 as 都有 哪些用法[朗读]
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