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1、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 immediately The minute directly He instant instantlyNo sooner than Hardly had sb , done when .did .Scarcely when The moment she comes, Ill call you. She left immediately the meeting was over. Hardly had he got off the bus when he heard a loud no
2、ise.2、 when ,while , as 引导时间状语从句 时间点 段时间 区 别When 主从同时；先后While 主从同时 对比As 主从同时（一边、一边）It was raining when we arrived.My mother came in when I was doing my homework.While /when I was doing my homework, my mother came in.I am safe while I am here.He hurried home, looking behind as he went. As I left the
3、house, I forgot the key.主从句时态 Will you please bring me your book when you come 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 ones wayWas .were on the point of doing. When .Was/were doing. (“这时” 表同时)Had done Ja
4、smine was holidaying with her family in a wildlife park when she was bitten on the leg by a 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
5、” 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 wont be long before do It wasnt 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 didnt go to bed until he had finishe
6、d his work 2) .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. si
7、nce 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 time The last time every time Next time by the time (S
8、hortly) after (Soon) after Once By 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 brin
9、g 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. before B. after C. until D. unless2. It seemed only seconds _ the boy finished washing his face.A. when B. before
10、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 m
11、oment 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 ra
12、n 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 r
13、esult 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 arri
14、ve 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 _
