狀語從句 (2)

1、狀 語 從 句狀語從句在復合句中作狀語，修飾動詞、形容詞或副詞等。狀語從句可以表示時間、條件、原因、地點、目的、結果、讓步、方式、比較等意義。一、時間狀語從句(1) 引導詞：when/ while(當時候), as soon as（一就）, since（自以來）, until/till（直到）, after（在之后）, before（在之前）(2)“主將從現(xiàn)”結構(3) until 的用法a.當主句是肯定句時，until/till表示“直到”（主句動作常為延續(xù)性動作，而從句常為短暫性動作）。例：He will stay here until his parents come back.他一直待

2、到他的父親回來。b.當主句是否定句時，構成句式notuntil，意為“直到才（主句動作常為短暫性動作）。 例：He will not go to bed until his parents come back.直到父母回來，他才回去睡覺。（4）when和while的區(qū)別when既可以指"時間點",與瞬間動詞連用，如： When he came in, his mother was cooking.while 從句的謂語動詞要用延續(xù)性動詞。 如:Please don't talk so loud while others are working.例1.-I hope

3、youll enjoy your trip, dear! -Thank you, mum. Ill give you a call _ I get there.A. until B. as soon as C. since例2. None of us knew what had happened _ they told us about it. A. when B. until C. after D. though例3.Im sure. He will jump when he _the good news.A. learn about B. will learn about C. learn

4、s about例4.The children _a P.E. class on the playground when it suddenly began to rain.A. have B. are having C. were having 練 習1. I was watching the show on TV _the telephone rang. A . when B. while C. as soon as2. Jim was reading _his sister was writing. A. when B while C before 3. Peter likes readi

5、ng a newspaper _he is having breakfast. A. while B. until C. because 4. You should finish your lessons _ you go out to play. A. before B. after C. when 5. Lucy knew nothing about it _her sister told her. A. because B. until C. if 二、.條件狀語從句(1)引導詞：if（如果）,as long as(只要)， unless（除非，如果不）(2) “主將從現(xiàn)”結構(3) i

6、f 的用法 if引導條件狀語從句，表“如果”，主句若是一般將來時，從句中用一般現(xiàn)在時表示將來。引導的是條件狀語從句；意為“是否”。例1.If I _back tomorrow, I will tell you if we _a trip together next weekend.A. come ;will come B. come; have C. will come ; will have 例2. You will stay healthy _ you do more exercise, such as running and walking. A. if B. how C. before

7、 例3. If I find his phone number, I _you.A. tell B. told C. will tell 例4.-May I go to the concert with you?-Im afraid not _you have a ticket, because I have only one.A. since B. if C. unless 練 習1. -Jason wants to know if _a school sports meeting tomorrow?-Yes, we will. But if it _, well have classes

8、instead.A. will you have, rains B. you will have, rains C. you will have , will rain2. -Do you know if he _ to play basket ball with us? -I think he will come if he _ free tomorrow.A. comes; is B. comes; will be C. will come; is 三、原因狀語從句(1)引導詞: as（由于）, because（因為）， since（既然）(2) because, since，as 的區(qū)別

9、：because表示直接原因，語氣最強。Because引導的原因狀語從句多放在主句之后。回答由why提出的問題，只能用because。As和since語氣較弱，一般用來表示明顯的原因。由as和since引導的原因狀語從居多放在句首。例1：-Why arent going there? - I dont want to.例2： he has no car, he cant get there easily.例3： we have no money, we cant buy it.(3)because 不能與so連用。四、目的狀語從句(1) 引導詞：so that(以便，為了), in order

10、 that（為了）（2）從句與主句的主語一致時，可以換用so that to (后跟動詞原形)，in order to (后跟動詞原形)。例：He got up early so that /in order that he could catch the bus. 他早起是為了趕上公交車。=He got up early so that to/in order to catch the bus.五、結果狀語從句（1）引導詞：so(所以), suchthat, sothat（如此以致于）（2）區(qū)別：such是形容詞，修飾名詞; so 是副詞，修飾形容詞或副詞。He is such a love

11、ly boy that we all like him.=He is so lovely a boy that we all like him.The story is so interesting that Ill never forget it .=It is such an interesting story that Ill never forget it .六、讓步狀語從句(1) 引導詞：though/ although(盡管，雖然), even if/though(即使), whatever =no matter what ,whenever=no matter when ,whe

12、rever=no matter where, however=no matter how (2) although/though 不能與but 連用例1： he is old, he works hard. A. although, but B. although, C. Because, so例2：_well you drive ,you must drive carefully.A. No matter where B. In order that C. No matter how 鞏 固 練 習1. Alan ran _ fast _ I couldnt follow him. A. t

13、oo; to B. so; that C. as; to 2. Why didnt you go surfing last Sunday? _ I had a bad headache. A. Because B. Since C. For3. Its time to go to bed, Wang Ming. Mum, I have a lot of homework to do. I wont go to bed _ I finish it. A. after B. until C. as soon as 4. We didnt catch the train _ we got up la

14、te. A. so B. because C. until 5. The poor man ate a big breakfast _ he said he wasnt hungry. A. since B. because C. though 6. _ they are brothers, they dont look like each other at all. A . Because B. Although C. When 7. Mr. Brown has worked in our school _ he came here in 1990. A. when B. whether C

15、. since 8. When will you tell him the good news? I will tell him _. A. as soon as he comes back B. as soon as he came back C. as soon as he will come back9. You will be late _ you leave immediately. A. unless B. until C. if 10. This dress is in last years style. I think it still looks perfect _ it h

16、as gone out this year. A. so that B. even though C. as if 11. John fell asleep _ he was listening to the music. A. after B. before C. while 12. The book was so interesting that he had read it for three hours _ he realized it. A. unless B. if C. before13. I am waiting for my friend. _, I will go swim

17、ming alone. A. If he doesnt come B. If he wont come C. If he will come 14. The meeting didn't start_ everyone was there. A. because B. until C. why 15. The boy _ to bed _ his mother came in. A. went not; until B. didn't go; after C. didn't go; until16. Tom will call me as soon as he _ Sh

18、anghai. A. arrives B. will reach C. arrives in 17. I'm sure he'll come to see me before he _ Beijing. A. will leave B. is leaving C. leaves18. I will tell him the news as soon as he_ back. A. come B. comes C. will come 19. When he got to the station, the train _ . A. left B. had left C. has

19、left20. The boy told his father what he _ in the street. A. saw B. have seen C. had seen 21. We _ TV when the telephone _.A. watched; was ringing B. were watching; rang C. are watching; rang22. By the end of last term, I_ ten books.A. had finished reading B. have finish reading C. had finish to read

20、 23. I _ him since I began to live in the city. A. know B. have known C. will know24. Betty didn't go to see the film yesterday _ she was ill. A. because B. but C. until 25. May I sit nearer _I can see more clearly? A. as if B. so that C. even if 26. _ you work hard, you will certainly succeed.

21、A. Though B. If C. Because 27._ he came to study in the university, he has made much progress in the study of English.A. While B. After C. Since 28. I'd like to go swimming _ the water is not too cold. A. for B. unless C. if 29. You are sure to pass the exam _ you study hard. A. if B. though C.

22、that 30. Although it was raining, _ still worked in the fields. A. but they B. and they C. they 31. _ there were only five soldiers left at the front, _ they went on fighting.A. Because; so B. Though; but C. Though; /32. Lift it up _I may see it. A. though B. so that C. as 33. We should go by bus _

23、we can get there earlier. A . as soon as B. where C. in order that 34. _ hes old, he can still carry this heavy bag. A. Though B. Since C. For 35. -Do you know if he _ to play basket ball with us? -I think he will come if he _ free tomorrow. A. comes; is B. comes; will be C. will come; is 36. I was

24、late for class yesterday _ there was something wrong with my bike. A. when B. that C. because37. You should finish your lessons _ you go out to play. A. before B. after C. when38. I hurried _ I wouldnt be late for class. A. since B. so that C. as if 39. He took off his coat _ he felt hot. A. because

25、 B. as C. if 40. It is _ that wed like to go out for a walk. A. a lovely day B. such lovely a day C. so lovely a day 41. _ I felt very tired, I tried to finish the work. A. Although B. Because C. As 42. My brother is going to look for another job the company offers him more money. A. after B. when C. unless 43. Please remember to say goodbye to Mr Smith when you tomorrow. Sure. I will.A.