##### 时间状语从句
- 时间状语从句
- 时间状语从句是表示主句动作发生时间的[[副词性从句]], 由下列[[从属连词]]引导
| [[从属连词]] | | |
| ------------------ | ------ | --------------------------------------------------------------------- |
| [[when]] | 当…时 | I'll call you when I arrive.[^1] |
| [[while]] | 当…时 | She reads a book while she waits for the bus.[^2] |
| [[as]] | 当…时 | I saw her as I was leaving the office.[^3] |
| [[by the time]] | 在…时 | I will have finished my work by the time you arrive.[^4] |
| [[before]] | 在...之前 | Finish your homework before you go out to play.[^5] |
| [[after]] | 在...之后 | She went shopping after she finished her work.[^6] |
| [[since]] | 从…以后 | I haven't seen her since last week.[^7] |
| [[ever since]] | 从…以后 | I have had this terrible cough ever since I started smoking.[^8] |
| [[until]] | 直到…时 | We'll stay here until the rain stops.[^9] |
| [[till]] | 直到…时 | He did not get up till his mother came in.[^10] |
| [[once]] | 一…就… | Once you finish the assignment, submit it to the teacher.[^11] |
| [[as soon as]] | 一…就… | Call me as soon as you get home.[^12] |
| [[no sooner than]] | 刚…就… | No sooner had I started mowing the lawn than it started raining.[^13] |
[^1]: 我到达后会给你打电话。
[^2]: 她在等公共汽车时看书。
[^3]: 当我离开办公室时我看到了她。
[^4]: 到你到达的时候,我会已经完成我的工作
[^5]: 出去玩之前先完成作业。
[^6]: 她完成工作后去购物了。
[^7]: 自从上周以来我就没见过她。
[^8]: 自从我开始吸烟以来,我一直咳嗽得厉害。
[^9]: 我们会留在这里直到雨停。
[^10]: 直到他妈妈进来,他才起身。
[^11]: 完成作业后,将其提交给老师。
[^12]: 你一到家就给我打电话。
[^13]: 我刚开始割草,天就开始下雨了。