时间状语从句

1、会计学1时间状语从句时间状语从句When 多数跟短暂性动词，有时也跟延续性动词，主句动词和从句动词几乎是同时发生。当.的时候Eg: when I opened the window，I saw him come up. When the teacher came in,the light went out. 正在或正要做某事的时候，突然发生另外一个动作. 句式:be doing 或be about to do when+didEg:I was walking along the street when I met him. I was about to fall asleep when my

2、sister came in.翻译：我正要出门，天下起雨来了。I was about to go out when it began to rain.3) A: Do you know when he _ (come)? B: When he _(come), I will tell you. 随时间流逝，我们都会变老。As time goes by, all of us will become old.whenasAswhilewhileWhenwhenBefore还未来的及做某事，就He left the room before I could stop him. It will be l

3、ong before (要过很久才.)It will be long before we graduate from shool. It wont be long before .(过不了多久就.)It wont be long before we take another exam. 改错：He moved to Paris in 1999 . He lived there ever since.He moved to Paris in 1999.He has lived there ever since.比较以下两个句子：I didnt work until he came back.I

4、worked until he came back.Eg: I will _ for you until you come back.A wait B not wait We had hardly finished our work when it began to rain. No sooner she had got to school when she started complaining. the moment, the minute , as soon as 一就I will give him the present the moment I see him改错： I will call you the moment when I reach there.Back to school课后作业the moment, the minute , as soon as 一就I will give him the present t