时间状语从句练习.doc

时间状语从句练习 　　1. It was quiet ________ those big trucks started coming 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.We were told that we should follow the main road _____ we reached the central railway station. 　　A. whenever B. until C. while D. wherever 　　5. I recognized 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 　　7.________I listen to your advice, I get into trouble. 　　A. Every time B. When C. While D. Until 　　8. _____ John was watching TV, his wife was cooking. 　　A. As B. As soon as C. While D. Till 　　9. The children ran away from the orchard(果园) ______ they saw the guard. 　　A. the moment B. after C. before D. as 　　10. No sooner had I arrived home _____ it began to rain. 　　A. when B. while C. as D. than 11. Several weeks had gone by _____ I realized the painting was missing. 　　A. as B. before C. since D. when 　　12. 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; know 　　13. –What was the party like? 　　--Wonderful. It’s years _____ I enjoyed myself so much. 　　A. after B. before C. when D. since 　　14. 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 arriving 　　15. _____ 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; when 　　16. No sooner had he finished his talk _____ he was surrounded by the workers. 　　A. as B. then C. than D. when 　　17. –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. sud