初中時間狀語從句語法及練習(xí)(文件)
【正文】 或時間段暗示。例： (1)I would give up my job before I39?？隙ū韯幼鹘K止，而否定表動作開始。 …until句型盡管在某些情況下可與before互換用，但在強調(diào)句中一般仍用until。（五）其他時間狀語從句的用法。例如： I have been in Beijing since you left. 自從你離開以來，我一直在北京了。以來多長時間了(因為since +從句或名詞，表示一段時間)It is five years since we met last 。 soon as, immediately, directly, instantly, the moment, the instant, the minute, 等引導(dǎo)的時間狀語從句。 As soon as I reach Canada, I will ring you up. 我一到加拿大，就給你來電話。 By the time you e here tomorrow, I will have finished this work. 你明天來這兒的時候，我將已經(jīng)完成此工作了。clock _________ we got there. 6. I was about to go out _________ a visitor came. 7．We39。1. It was quiet ________ those big trucks started ing through the town. A. before B. after C. until D. unless 2. It seemed only seconds ________ the boy finished washing his face. A. when B. before C. after D. even if 3. Hardly had he reached the school gate ________ the bell rang. A. while B. when C. as D. as soon as 4. ________ you begin, I think you must continue. A. When B. Whenever C. Once D. Even if 5. I remembered you ________ I saw you at the airport. A. the moment B. while C. after D. once 6. He was about to go to bed ________ the doorbell rang. A. while B. as C. before D. when listen to your advice, I get into trouble.A. Every time B. When C. While D. Until8. _____ John was watching TV, his wife was cooking.A. As B. As soon as C. While D. Till9. The children ran away from the orchard(果園) ______ they saw the guard.A. the moment B. after C. before D. as Key: 1. When 2. While / When 3. as 4. when/as 5. when 6. when 7. when 8. while 9. while 10. whenever 11. before 12. After 13. since 14. till/until 15. until 16. before 17. as soon as 18. before 19. when 20. As soon as 22. until 23. while 24. While 25. As二、1. C 2. B 3. B 4. C 5. A 6. D 7。t seen him _________ he moved to the other side of the town. 14. I waited ________ he came back. 15. It was not ________ he took off his eyeglasses that I recognized him. 16. She likes everything to be in place ________ she starts to work. 17. The thieves ran away _________ they caught sight of the police. 18. They decided to go back home _________ their money ran out. 19. We played outside till sunset, _________ it began to rain。一般情況下主句是將來時的時候，從句要用一般現(xiàn)在時。注意時態(tài)的變化：在一般情況下，如果從句的謂語動詞用一般過去時，主句的謂語動詞用過去完成時；如果主句的謂語動詞用一般現(xiàn)在時，主句的謂語動詞用將來完成時。例如： I will go there directly I have finished my breakfast. 吃完早飯，我立即到那里去。才)It was a long time before I went to sleep again.過了很長時間我才睡著。 It is f
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