时间状语从句讲解

1、状语从句 时间，地点，原因，条件，让步，目的，结果，方 式，比较九种状语从句 一、时间状语从句 引导词有 when, whenever, as, while, after, before, until/till, since, once, as soon as 1 when 在 的时候 这时 be doingwhen be about to do when had just donewhen 既然，在的情况下 Why do you want to find another job when you have,such a good one It was foolish of you to ta

2、ke a taxi when you could walk there in five minutes How can you hope for mercy when you show none？ = if 如果 Turn off the switch _ something goes wrong.,2 whenever = each/ every time + 从句“每当 的时候” 每当有困难时，他都来求助于我,Whenever he is in trouble, he turns to me for help,3 as 一边 一边；随着 他边走边回头看 随着冬天的到来， 天变得越来越冷了

3、As time goes on, man becomes wiser. As a boy, he showed his musical talent.,4 while 在的时候，趁着 Strike while the iron is hot. 趁着年轻，多学点知识 _ you are in the post office, buy some stamps for me.,While,对比转折 / but / however 虽然，尽管=though/although While I admit his good points, I can see his shortcomings. While

4、 I accept that he is not excellent, I really like the person. 只要=as /so long as There will be class struggle while classes exist. _(只要我在这儿），I wont let anyone harm you.,5 before 在. 以前Ill do it before I forget. 没来得及 He rushed out before I could stop him. 过了/要过 才 It will be/ wont be / was before 要过一年我们

5、才能见面 _(大火持续了3个小时) the fire fighters put it out. 不知不觉 before I realize/ know it Time is up before we know it. 不知不觉地圣诞节就要到了 不知不觉地我们得向农民们说再见了,6 till/until 用于肯定句 “一直到” 否定句中 “ 直到才” 我一直等到他回来 直到现在，我才认识到英语的重要性,I didnt realize the importance of English until now.,It was not until now that I realized the impo

6、rtance of English.,Not until now have I realized the importance of English,7 since 自从=ever since 现在完成时 自从1987年我一直在这儿工作 It is / has been since 他说自从他离开家乡已经有6年了,He said it was six years since he had left his hometown.,1）It is years since I enjoyed myself. 2）- It is five years since I lived in Shanghai

7、. - Where do you live？,延续动词： 瞬时动词：,动作结束 动作开始,到14岁的时候，莫扎特已经谱写多首乐曲了。,8. 1). The first / second / next / last time + 从句 2). Each / every / any time +从句 3). All the time / the whole time + 从句 4). By the time + 从句,he was 14, he had built he is 14, he will have built,Translate： I was deeply impressed by h

8、im the first time I met him. 我最后一次见到那些孩子们时，他们正在河边 玩耍。 3. Last time I was in Paris, he often came to see me. 4. 下次你去上海时，带我一起去。,The last time I saw the children, they were playing by the river.,Take me next time you go to Shanghai.,5. Ill lend you my car any time you need it. 6. Every time I went to s

9、ee him, he was drinking wine. 7. He greeted with “Hello!” each time he saw me. 8. She listened carefully all the time I spoke. 9. By the time he was fourteen, Einstein had taught himself advanced mathematics.,9. 一就 1). Ill tell him the news as soon as I seem him. 2). 他一来到教室就开始学习英语。 3). The students

10、had hardly finished the test when the bell rang. 4). He had scarcely entered classroom when the teacher began his lecture. 5). No sooner had I got home than it began to rain. 6). No sooner had they got to the plant than they started to work.,9. 一就 7). You may leave immediately he comes. 8). Directly

11、 I had done it, I knew I had made a mistake. 9). The machine will start instantly you press the button. 10). I recognized your voice the moment I heard you on the phone. 11). Ill tell him the minute I he comes. 12). The instant I heard the alarm clock, I got up.,3. For many of us, the idea of a family is a lot narrower than it used to be . 4. Whether we realize it or not, this feeling of being disconnected makes people feel kind of lonely. 5. We need to stay connected to our own families