句型6:巧用as
As winter comes, more and more leaves fall off the trees, yellow and sad.
随着冬天的来临,越来越多悲伤地黄叶从树上落下。
The pollution is getting worse as the economy develops.
随着经济的发展,污染正在变得更加严重。
Mom's hair is not as black as it used to be.
妈妈的头发不再像过去一样乌黑亮丽。
点评:初中阶段我们要求同学们掌握as的一共5种意思或用法:
① 当,随着
as time goes by 随着时间的流逝
② 作为
regard A as B 把A当做B
as a result 结果是……
③ 正如,就像
as we all know/ as everyone knows 正如我们都知道的
as we had expected 正如我们期待的那样
as is know to all 众所周知
as is mentioned before 正如前面所提到的
as the saying goes 就像谚语说的那样
as it turns out 正如结果所展示的那样
④ 因为
⑤ 比较
as...as it used to. 和过去一样……