一.时间状语
1.when引导的动作 可以持续，可以瞬间
When I die, I want my tombstone to offer free
Wifi, just do people will visit more often.
2.while 之 之后是持续的动作或状态 表同时发⽣生
Strike while the iron is hot.
趁热打铁
While the car was running, the man fell down on the road.
While sb was doing, sb did
固定句句型:
sb be doing ------when sb did---- = while sb be doing, sb did
I was having a nice dream when the alarm clock rang .
be about to do ----when
He was able to leave when the teacher asked him to sit down .
had just done ----when ----
The boy had just showed his face when the girl smiled.
I was playing games where he came in .
I was able to play the game when he came in .
I has just begun the games where he came in .
3. as 译为“正当” 或“随着”
as we were leaving, Mr Smith came in.
As I was going, it started raining.
It gets warmer and warmer as time goes by
As children get older, they will be more interested in the outside world.
4. before
1.It took five minutes before he invited her. [之后才]
2. It wasn’t long before the girl’s boyfriendshowed up. [不久就]
3. Before he could make up an excuse, her boyfriend agreed to dine out. [没来得及就]
4. I would die before I dated with you. [绝不]
5. until
他⼀回来我们就⾛走。
We will not leave until he comes back.
主句动词延续,用until.
主语动词短暂用not ...until
Never leave the things until tomorrow you can do today.
今日事，今日毕
6. as soon as
We will leave as soon as it stops raining.
雨一停我们就走
7. once
Once you understand the rules of the English grammar, you’ll love it.
你⼀旦了解了英语语法，你会喜欢它的。
8.名词引导句句⼦子
next time, the first time , the moment,等等
The first time we heard the story, we didn’t understand it.
我们第一次听说这个故事时完全不不懂。