如题所述
as可引导的四种状语从句。
1、时间状语从句
as翻译为：随着?，一边?一边?
The atmosphere gets thinner and thinner as the height increases.
随着高度的增加，大气越来越稀薄。
As he grew older he gained in confidence.
随着年龄的增长他的信心增强了。
2、原因状语从句
在引导时间状语从句时，as的语气最弱，常翻译成：鉴于?，
As you were out, I left a message.
你不在，所以我留了一张字条儿。
As she's new, she may need some help.
由于是新来的，她可能需要一些帮助。
3、方式状语从句：
如同?，按照?，正如?
They did as I had asked.
他们是按照我的要求做的。
As water is to fish, so air is to man.
我们离不开空气，犹如鱼儿离不开水。
Just as we sweep our rooms, so we should sweep backward ideas from our minds.
正如打扫房屋一样，我们也要扫除我们头脑中落后的东西。
4、让步状语从句：
as：虽然，尽管
Old as he is, he is still energetic.
尽管上了年纪，他依然精力充沛。
Much as you suspected him, you could not provide enough evidence.
虽然你非常怀疑他，但是你无法提供足够的证据。
注意：以上例句均为倒装句。
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