时间状语从句.doc

时间状语从句练习（选择题）1. It was quiet _ those big trucks started coming through the town.A. before B. after C. until D. unless2. It seemed only seconds _ the boy finished washing his face.A. when B. before C. after D. even if3. Hardly had he reached the school gate _ the bell rang.A. while B. when C. as D. as soon as4.We were told that we should follow the main road _ we reached the central railway station.A. whenever B. until C. while D. wherever5. I recognized you _ I saw you at the airport.A. the moment B. while C. after D. once6. He was about to go to bed _ the doorbell rang.A. while B. as C. before D. when7._I 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(果园) _ they saw the guard.A. the moment B. after C. before D. as10. No sooner had I arrived home _ it began to rain.A. when B. while C. as D. than11. Several weeks had gone by _ I realized the painting was missing.A. as B. before C. since D. when12. It _ long before we _ the result of the experiment.A. will not be; will know B. is; will know C. will not be ; know D. is; know13. What was the party like? -Wonderful. Its years _ I enjoyed myself so much.A. after B. before C. when D. since14. The new secretary is supposed to report to the manager as soon as she_.A. will arrive B. arrives C. is going to arrive D. is arriving15. _ got into the room _ the telephone rang.A. He hardly had; then B. Hardly had he; when C. He had not; then D. Not had he; when16. No sooner had he finished his talk _ he was surrounded by the workers.A. as B. then C. than D. when17. Did you remember to give Mary the money you owed her?-Yes, I gave it to her _ I saw her.A. while B. the moment C. suddenly D. once18. I thought her nice and honest _ I met her.A. first time B. for the first time C. the first time D. by the first time19. He will have learned English for eight years by the time he _ from the university next year.A. will graduate B. will have graduated C. graduates D. is to graduate20. The moment the 28th Olympic Games _ open, the whole world cheered.A. declared B. have been declared C. have declared D. were declared答案：CBBBA DACAD BCDBB CBCCD时间状语从句（填入适当的引导词）1. I havent heard from him _ he went to America . 2.He wont be here _ he is invited . 3. He will not go to the cinema _ he is very busy . 4. We found the key _ she lad left it . 5. We found the books two days _ he had gone away . 6. We had no sooner got to the station _ the train left . 7. He speaks English _ he were an Englishman . 8.He is explaining clearly _ they could understand . 9. Do not leave the room _ you have finished the test . 10. She sang _ she went along .答案： 1.since 2.unless 3.because 4.where 5.after 6.than 7.as if 8.so that 9.before 10.as 1._ will do the experiment comes to the professors office . 2. _ will do the experiment hasnt been decided .3. The teacher didnt leave _ twelve oclock .4. _ the day went on , the weather got worse . 5. _ she is young , she knows quite a lot . 6. It worried her a bit _ her hair was turning grey .7. You will be late _ you leave immediately. 8.Go and get your coat . Its _ you left it . 9._ is mentioned above , the number of the students in senior high schools