内容正文:
Unit 4 Growing up
Grammar
知识点01 时间状语从句 教材P54-56
【用法详解】
引导时间状语从句的连词有:while, when, as, as soon as, till, until, not…until, before, after, since, whenever, etc.
时
间
状
语
从
句
连词
例句
说明
when
When I came into the room, he was writing a letter.
当我进屋时,他正在写信。
when指的是“某一具体的时间”。
while
① While it was raining, they went out.
正当天下雨的时候,他们出去了。
②I stayed while he was away.
他不在的时候而我在。(然而)
③All of us are working hard while he is sleeping.(然而,并列连词)
①while指“在某一段时间里”,“在┉期间”,有时表示主从句的轻微转折,译为:“然而”
②while引导的动作必须是持续性的。
as
① He hurried home, looking behind as he went.
他赶快回家,一边走一边向后看。
② As time goes by, I like China better.
随着时间的流逝,我越来越喜欢中国。
①as (译为“一边……一边”)引导持续性动作,强调主句和从句的动作同时发生;
②as译为“随着……”
before
① I finished my task before I went home.
我做完作业才回家。
② Be a pupil before you become a teacher.先做学生,再做先生。
在….以前
after
He arrived after the game started.
比赛开始后,他到了。
after“在┉之后”
till
until
①We waited till(until)he came back .
我们一直等到他回来。
②She didn’t stop