1、状语从句用作状语的句子叫状语从句。引导状语从句的连接词是从属连词。状语从句可以在句首，也可以在句尾。根据其用途可分为：时间状语从句、地点状语从句、原因状语从句、结果状语从句、目的状语从句、条件状语从句，比较状语从句等。A. 时间状语从句：时间状语从句表示时间，常用连接词有：when(当时)，while(当时)，as(当时)，before(在之前)，after(在之后)，since(自从)，until(直到)， as soon as(一就)，once(一旦就)等。例如：例句：I didnt go to bed until I finished my homework. 我直到做完作业才去睡觉。I
2、 can listen to the radio while I work. 我可以边听收音机边工作。( )1.Someone called me up in the middle of the night，but they hung up _I could answer the phone. A. as B. sinceC. until D. before( )2.It is ten years _he smoked.A. that B. when C. since D. while( )3.I came _I heard the news.A. until B. as soon as C.
3、 immediately( )4.You cant watch TV _ you finish your homework.A. before B. if C. while D. as( )5.Kate was so glad she received a Christmas gift from his grandparents away in Thailand.A. that B. when C. if( )6. When will you come to Daqing? I will call you _I arrive.A. till B. while C. as quickly as
4、D. as soon as 注意： 时间状语从句中，一般要用一般现在时代替一般将来时，一般过去时代替过去将来时。例如：I will telephone you when he comes. 他来了我给你打电话。Ill stay here until you come back. 我会呆在这里，直到你回来。( )1. Ill be back before you _.A. will leave B. will have left C. leave D. would leave( )2.The problem wont be settled until we _a chance to discus
5、s it thoroughly.A. have had B. will have C. will have hadD. would have( )3.I will send you an e-mail as soon as I_ in Canada.A. arrive B. arrived C. am arriving D. will arrive( )4.Ill give it to Jim as soon as I _him tomorrow.A saw B. will see C. see D. have seen( )5.The new secretary is supposed to
6、 report to the manager as soon as she _.A. will arrive B. is going to arrive C. arrives D. is arriving when引导时间状语从句，表示主句的动作和从句的动作同时或先后发生，从句的谓语可以是延续性动词，也可以是瞬间动词。例如：He was working when I went in. 我进去时他正在工作。When she heard the news, she began to cry. 她听到这个消息，她哭了起来。但是while引导的状语从句中常用延续性动词或表示状态的动词，意思是“在期间”
7、。They rushed in while we were singing. 我们唱歌时，他们冲进来。as引导状语从句，强调同时发生，不分先后。可以译成“随着”或“一边一边”。John sings as he walks home. 约翰一边往家走一边唱歌。()1、I my homework while my parents TV last night.A、did; have watchedB、was doing; were watchingC、had done; were watchingD、would do; were watching()2、When my father got home
8、, I a letter to my friend.A、writeB、am writingC、wroteD、was writing()3、He watched a football game on TV while a cup of tea.A、drankB、was drinkingC、to drinkD、drinking while还可以表示两者之间的对比关系。译成“然而”。例如：I like playing football, while Tom likes listening to music.我喜欢踢足球，而汤姆喜欢听音乐。( )He got excited at the news，_
9、 I was calm.A. when B. while C. because D. after since引导状语从句，主句常用现在完成时，从句常用一般过去时。We have been friends since we met in Beijing. 自从我们在北京遇到就一直是朋友。It has been six years since she left school. 自从她毕业已经有六年了。( )I saw Mr. Smith last Sunday. We had not seen each other _I left London.A. as B. before C. since D
10、. till until/ till 引导时间状语从句，当主句的谓语动词是瞬间动词时，主句常用否定形式，notuntil意思为“直到才”。He didnt go to bed until he finished his homework. 他直到做完作业才睡觉。B. 地点状语从句：地点状语从句表示地点。其连接词有where(哪里)，wherever(无论哪里)例如：Put it where you find it. 把它放在原来的地方。You can sit wherever you like. 你喜欢坐在哪里就坐在哪里。( ) 1._he is, he will be thinking of
11、 you.A. Wherever B. Where C. Now that D. As soon as( )2.You should make it a rule to leave things _you can find them again.A. when B. where C. then D. there( )3.After the war，a new school building was put up _there had once been a theatre. A. that B. where C. which D. whenC. 原因状语从句：原因状语从句表示原因或者理由。其连
12、接词有：because(因为)，as (因为)，since(既然)等。例如：I often eat carrots because they are good for my health.我经常吃胡萝卜是因为对我的身体有好处。As I dont know the way, I had to ask the policeman.由于我不知道路，所以我不得不问警察。( )1._ you are so weak，youd better stay at home.A. Since B. For C. Because D. Though( )2. Is Mr. Smith in the office?Y
13、es，_ he is in charge of the office，he must be there.A. since B. however C. whether D. for注意： because表示因果关系语气最强，常用来回答我why提出的问题。I didnt tell them because they were too young. 我没有告诉他们，因为他们太小。 because和so不能同在一个句子里。Because the book was expensive, I didnt buy it. (I 前不用so)D. 结果状语从句：表示结果。其连接词有：sothat(如此以致)，
14、so that(结果)，such that(如此以致)等。例如：Its such a good chance that you cant miss it. 这次机会如此好，你不能失去它。注意： sothat 和 such that 都可以引导结果状语从句，注意so和such后面所接的词不同。( ) I hurried _I wouldnt be late for class.A. since B. so that C. as if D. unless such. thatsucha(an)形容词单数可数名词that从句such形容词复数名词/不可数名词that从句He was such an
15、honest man that he was praised by the teacher.他非常诚实，因而受到了老师的表扬。They are such interesting novels that I want to read them once again.这些小说非常有趣，我想再读一遍。 但是如果名词前由many、much、few、little(少)等词修饰，则用so。例如：He had so many falls that he was black and blue all over. 他摔了很多跤，以致全身上下青一块，紫一块的。There are _ many poor in th
16、e country._ few animals eat _ much grass. so . thatso形容词副词.that从句so形容词a(an)单数可数名词that从句He runs so fast that nobody can catch up with him.他跑得非常快，没人能追上他。Dr. Wang is so good that everybody loves and respects him.=He is so good a doctor that everybody loves and respects him.=He is such a good doctor tha
17、t everybody loves and respects him.)他是一位好医生，大家都尊敬并爱戴他。( )Its _an important party _ I cant miss it.( )The drink is_ delicious_ everyone in the room enjoys it.A.such.that B. too.to C. So.thatE. 目的状语从句：表示目的。其连接词有：so(以便)，so that(为了)，in order that(为了)等，从句中多用情态动词can, will, may, should 等。例如：He got up very
18、early so that he could catch the first train.他起床很早以便于赶第一班火车。( ) 1.John shut everybody out of the kitchen _he could prepare his grand surprise for the party. A. which B. when C. so that D. as if( )2.We must hurry up _catch up with the last train.A. thatB. so that to C. in order that D. in order to( )
19、3.I hurried _I wouldnt be late for class.A. since B. so that C. as if D. unlessF. 条件状语从句：条件状语从句表示条件。其连接词有：if(如果)，unless (如果不，除非,相当于ifnot)，as long as(只要)等例如：If it is fine tomorrow, we will go swimming. 如果明天天气好的话我们去游泳。( )1. I would appreciate it _you call back this afternoon for the doctors appointmen
20、t. A. untilB. if C. when D. that( )2. Shall Brown come and play computer games?No，_ he has finished his homework.A. when B. if C. unless D. once( )3. _ you try，you will never succeed.A. If B. Until C. Since D. Unless( )The air is full of smoke and people are coughing.It will get worse _the governmen
21、t does something about the pollution.A. but B. unless C. except D. if 条件状语从句中，一般要用一般现在时代替一般将来时，一般过去时代替过去将来时。例如：Unless it rains, the game will be played. 如果不下雨，比赛就将进行。( )The volleyball match will be put off if it _.A. will rain B. rains C. rained D. is rainingG. 让步状语从句：常由though/although (虽然)，even if/
22、 though (即使)等引导。例如：Though its hard work, I enjoy it. 尽管这是一件艰苦的工作，但我乐意做。( ) They went on working _it was late at night.A. even if B. as if C. however D. as though专项练习( )1. I will send you an e-mail as soon as I_ in Canada.A. arrive B. arrived C. am arriving D. will arrive( )2. If there no buying and
23、selling of animals, there no killing in nature. A. is; will he B. will be; will be C. is; is D. will be; is( )3. Lets go fishing if it _ this weekend.But nobody knows if it _. A. is fine, will rainB. will be fine, rains C. will be fine, will rainD. is fine; rains ( )4. Youll be late _ you dont get u
24、p now.A. if B. before C. until D. after( )5. Fm waiting for my friend._, Ill go shopping alone.A. If she comes B. If she wont come C. If she doesnt come( )6. Mr. Green speaks very loudly _all the people can hear him clearly.A. when B. so that C. because ( )7. You cant watch TV _ you finish your home
25、work.A. before B. if C. while D. as( )8.The students _ have a sports meeting this weekend if it _. A. wont; rains B. will; rainsC. wont; will rain D. are going to; is going to rain( )9. Dont talk loudly at the meeting. If you _, you will have to leave. A. do B. are C. did( )10. I dont know if she to
26、 my birthday party tomorrow. If she , Ill be very happy.A. comes; comes B. will come; comes C. comes; will come( )11. Ill give it to Jim as soon as I _him tomorrow.A saw B. will see C. see D. have seen( )12. Im waiting for my friend. , Ill go shopping alone.A. If she comes B. If she doesnt come C. I
27、f she wont come( )13.If she here tomorrow, I will tell you. A. comesB. will comeC. comeD. came( )14. Mary, could you tell me if your mother _ our school sports meeting tomorrow?I think she will come to school if she _ free. A. will take part in; will be B. takes part in; is C. will take part in; is
28、D. takes part in; will be( )15. Tom wants to know if you will have a picnic tomorrow. Yes. But if it _, well play chess instead. A. will rainB. rainedC. is rainingD. rains( )16. You study _ hard _ youre sure to pass the exam. Thank you for saying so. A. enough to B. asasC. sothat( )17. If Tom _ the
29、game, well give him a surprise.A. win B. wins C. won D. miming( )18. I hear the famous singer Xu Song may come to Ningbo next month. Really? _ he comes, my younger sister will be very excited.A. If B. Until C. Unless D. Before( )19. What time will Diana get to Chengdu? Im not sure. When he _, Ill ca
30、ll you. A. will arrive B. arrive C. arrives ( )20. Zhou Libo is Shanghais favorite funny man. He is good at making people laugh. His lively shows were _ hot that tickets sold out in minutes. A. very B. too C. such D. so ( )21. They develop their skills _ they can do things better and better. A. howe
31、verB. because C. sinceD. so that( )22. The old man asked the girl to take another seat he wanted to sit next to his wife.A. because B. so that C. so( ) 23. Kate was so glad she received a Christmas gift from his grandparents away in Thailand.A. that B. when C. if( ) 24.Can I take Lisa to the aquariu
32、m tomorrow? If she _ there, she _ a good time.A. goes; has B. will go; has C. will go; will have D. goes; will have( ) 25. As we all know, planting trees is good for the environment. Our class will go to the Sun Island tomorrow. As soon as we there, well begin to plant trees.A. arrived B. arrive C. will arrive( ) 26. When will you come to Guangzhou? I will call you _I arrive. A. till B. while C. as quickly as D. as soon as
