英语时间状语从句的用法及有关说明
一、普通类从属连词
引导时间状语从句的普通类从属连词有when(当……时),while(在……期间),as(当……,一边……一边……),before(在……之前),after(在……之后),since(从……以来),till/until(直到),whenever(无论何时),as soon as(一……就)等。如:
When I went into the classroom, he was reading. 当我走进教室时,他正在看书。
http://yingyu.chazidian.com
He read a newspaper as he went along. 他边走边看报纸。
We must strike while the iron is hot. 我们必须趁热打铁。
I will tell you after they leave. 于他们走后我再告诉你。
I told him to come back whenever he wants to.
我告诉他什么时候想回来就回来。
I waited till/until she was back. 我一直等到她回来(from http://yingyu.chazidian.com)。
Once time is gone, you will never get it back. 时间一旦失去就再也得不到了
注意
:在时间状语从句中,不能用一般将来时、过去将来时态或将来完成时,而要用相应的一般现在时态、一般过去时或现在完成时来代替。如:
I’ll telephone you as soon as I get there. 我一到达那里就打电话给你。
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