时间状语从句讲解与练习.doc

时间状语从句讲解与练习一、 从句和主句 When she came into my room, I was just reading a book. 从句 主句换句话说从句部分必须有关联词来链接。关联词： 练习：区分下列句子的主句和从句1、 The days get longer when spring comes.2、 Close the door before you leave the room.3、 Ill call you as soon as I get home.4、 Ill wait here until/till the rain stops.5、 You must see the doctor if you are ill.6、 She turned off the light before she left the office.二、 延续性动词和非延续性动词（瞬间动词）简而言之，他们的区别就在于一个是瞬间完成的动作，一个是可以在一段时间内完成的动作。例如：work（可在一段时间内完成）get（瞬间完成）练习：区别延续性动词和非延续性动词move, learn, work, close, open, stand, lie, know, come, walk, die, keep, have, finish, wait, lend，watch, sing, borrow, read, buy sleep, live, go, stay，begin延续性动词： 非延续性动词： 三、 时间状语从句的引导词1、 目前学的连接词有： 、 、 、 、 、 、 2、 分别的用法：（1） when、while、as意思： when 从句用的最多的是一般过去时，而主句的时态没有限制,根据具体情况而定。when 从句的动词大多是瞬时动词。Eg：I was out when you called me.While从句它的意思是：当while 事件正在发生的时候，另一件事如何如何。所以，while 从句一般用的是正在进行时。Eg：While my wife was reading the newspaper, I was watching TV.as 从句表示的也是一件事情正在发生，另一件事也正在进行当中。但与 while 从句不同的是，as 从句用的一般不用正在进行时，而只是一般过去时。as 从句一般可以翻译成“边边”。Eg：The little girls sang as they went.as 常常翻译成“随着”之意。 eg： As the time went on，the weather got worse.（2） as soon as意思： （3） before意思： （4） after意思： （5） until/ till意思是： 四、 练习：在下列各句的空格中填入适当的连词1_ he comes tomorrow, I shall ask where he has been. 2_ he was speaking, everybody listened carefully. 3I saw her _ she was getting off the train. 4Have a good look at that man _ you pass him. 5It was already（已经） eight oclock _ we got there. 6. I was able to go out _ a visitor came. 7Well go to the country at the beginning of June, _ the summer harvest（收割） will start.8. He learned to speak German _ he was in Beijing.9. Henry is in charge of the office _ Mr. Smith is away. 11. He learned Chinese _ he came to China. 12. _ the work was done, we sat down to sum up（总结） experience. 13. I havent seen him _ he moved to the other side of the town. 14. I waited _ he came back. 15.I didnt recognize（认出） him_ he took off his eyeglasses.16. She likes everything are ready _ she starts to work. 17. The thieves(贼) ran away _ they saw the police. 18. They decided to go back home _ their money ran out. 20. _ I get to the airport, I will phone you to pick me up. 21. They were about to leave _ it began to rain. 22. He always stay in bed _ lunch time. 23. I like pl