状语从句一、时间状语从句1、as soon as “一、、、、、、就、、、、、、”引导时间状语从句的连词有The moment immediatelyThe minute directlyHe instant instantly No sooner thanHardly had sb , done…when ….did …..Scarcely whenThe moment she comes, I’ll call you.She left immediately the meeting was over.Hardly had he got off the bus when he heard a loud noise.2、when ,while , as 引导时间状语从句It was raining when we arrived.My mother came in when I was doing my homework.While /when I was doing my homework, my mothercame in.I am safe while I am here.He hurried home, looking behind as he went.As I left the house, I forgot the key.主从句时态Will you please bring me your book when youcome here tomorrow?I will go home when I have finished my work .When / while 连词引导并列句Was/ were about to do …Was /were going to do ….Was/were on one’s way…Was .were on the point of doing…. When ….Was/were doing…. (“这时”表同时)Had done …Jasmine was holidaying with her family in a wildlife park when she was bitten on the leg bya lion.…….while …….(“然而”表反比)I do every single bit of housework while my husband Bob just does the dishes now and then.3、before 引导时间状语从句1）“还没等”（谓语不用否定式）Before they got to the bus stop, the bus had gone.2) “….. (之后)才/就”It was evening before we reached the little town of Winchester.3)固定句型：It will (not) be some time before ……do ……It was (not) some time before ….did …..It won’t be long before ……do……It wasn’t long before ……did…..4 . until /till （ till 不用于句首或强调句）引导时间状语从句1）…..not ….until/till…直到……才He didn’t go to bed until he had finished his work2) …...until /till …..直到……为止We were told that we should follow the main road until we reached the railway station .3)强调句式It is not until …that …It was not until midnight that he went back home after the experiment.4) not until 放在句首时，主句半倒装。

Not until he came close to me did I recognize him.5. since 引导时间状语从句1）主句（现在完成时）+（ever）since +状从（过去时）Mr. Li has been here ever since he came back 2) it is has been )+段时间+since 装从（过去时）It is five years since they got married.It is over ten years since he worked here. 6.还有部分连词引导时间状语从句The first time each timeThe last time every timeNext time by the time(Shortly) after(Soon) afterOnceBy the time + 状从（过去时），主句（过去完成时）By the time + 状从（现在时），主句（将来完成时）By the time she came back, all the guest had left.By the time the class is over, we will have finished learning the whole passage.The first time I went to New York City, I was completely lost.He would bring me something good to eat each time he came.Shortly after he had finished school, he found a job in the company.练习题1. It was quiet ________ those big trucks started coming through the town.A. beforeB. afterC. untilD. unless2. It seemed only seconds ________ the boy finished washing his face.A. whenB. beforeC. afterD. even if3. Hardly had he reached the school gate ________ the bell rang.A. whileB. whenC. asD. 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 momentB. whileC. afterD. once6. He was about to go to bed ________ the doorbell rang.A. whileB. asC. beforeD. when7.________I listen to your advice, I get into trouble.A. Every timeB. WhenC. WhileD. Until8. _____ John was watching TV, his wife was cooking.A. AsB. As soon asC. WhileD. Till9. The children ran away from the orchard(果园) ______ they saw the guard.A. the momentB. afterC. beforeD. as10. No sooner had I arrived home _____ it began to rain.A. whenB. whileC. asD. than11. Several weeks had gone by _____ I realized the painting was missing.A. asB. beforeC. sinceD. when12. It _____ long before we ____ the result of the experiment.A. will not be; will knowB. is; will knowC. will not be ; knowD. is; know 13. –What was the party like?--Wonderful. It’s years _____ I enjoyed myself so much.A. afterB. beforeC. whenD. since14. The new secretary is supposed to report to the manager as soon as she_____.A. will arriveB. arrivesC. is going to arriveD. is arriving15. _____ got into the room _____ the telephone rang.A. He hardly had; thenB. Hardly had he; whenC. He had not; thenD. Not had he; when16. No sooner had he finished his talk _____ he was surrounded by the workers.A. asB. thenC. thanD. when17. –Did you remember to give Mary the money you owed her?--Yes, I gave it to her _____ I saw her.A. whileB. the momentC. suddenlyD. once18. I thought her nice and honest _____ I met her.A. first timeB. for the first timeC. the first timeD. by the first time19. He will have learned English for eight years by the time he _____ from the university next year.A. will graduateB. will have graduatedC. graduatesD. is to graduate20. The moment the 28th Olympic Games _____ open, the whole world cheered.A. declaredB. have been declaredC. have declaredD. were declared答案：CBBBA DACAD BCDBB CBCCD。