(1) as引导方式状语从句 “按照……;正如……”
例:As (it is) in your country, we grow wheat in the north and rice in the south.
正如(像)你们国家一样,我们北方种植小麦,南方种植水稻。
(2) as +形容词/副词原级+ (a/an) +名词+ as
否定式:not as/so…as
例:He is as good a player as his sister.
他和他姐姐一样也是位优秀的运动员。
(3) such + n. + as to do 如此……以致于……
例:She is such a fool as to believe what he said.
她真是一个笨蛋以致相信了他所说的话。
(4) so + adj./adv. + as to do sth 如此……以致于……
例:He was so strong as to carry the heavy box.
他是如此强壮能提起那个重箱子。
(5) such...as... 像……之类的……(接名词或定语从句)
例:He wished to be such a man as Lei Feng was.
他希望成为一个像雷锋一样的人。
(6) the same +名词+ as 和……一样的……(接名词或定语从句)
例:He is not the same man as he used to be.
他不是从前的那个样子了。
(7) as引导非限制性定语从句
例:As is known to us, knowledge is power.
众所周知,知识就是力量。
(8)引导时间状语从句,与while意义相近
例:We get wiser as we get older.
随着我们长大,我们也变得越来越聪明。
(9) 引导原因状语从句,与because的用法相近
例:As it was getting very late, we soon turned back.
因为天越来越晚了,所以我们不久就回来了。
(10) 引导让步状语从句
例:Child as he is, he knows much about science.
尽管他是个孩子,但他对科学了解得很多。