1、,状 语 从 句讲 练,状语从句可以根据其用途分为：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、让步状语从句,一 时间状语从句 一般由when，while，as，after，before，since，until，as soon as等从属连词引导。 当主句是一般将来时或祈使句，表示将来的意义时，从句用一般现在时。,When he came in, I was cooking.他进来时，我在做饭。 He came in while I was cooking. She sang as she worked. 一边一边 When + 短暂性动词（常+一般过去
2、时） While + 持续性动词（常+过去进行时） As 动作衔接紧密，表“伴随”,1.when,while,as “当时”,while 的其他含义： While I was walking down the street, I came across an old friend. ( while =_) He likes pop music, while I am fond of folk music. ( while =_),when,but,2. before 在前 It will be half a year before I come back. I had finished my
3、homework before my father came back.After 在之后 After I had finished my homework,my father came back.,3.since “自从”（常用于现在完成时） 从他离开后我们没见过面。 We havent seen each other since he left.4.as soon as”一就”我一回来就给你打电话。 Ill call you as soon as I come back.主将 从现,5.notuntil “直到才” 我将不会离开直到他回来。 I will not leave until h
4、e comes back.主将 从现 I did not leave until he came back.,练一练,1. _ he comes here tomorrow, I will call you. 2. _ he was walking in the street, he met Tim. 3. She sang _she worked.,When,While/When,as,4.I ll ring you up _I get to Beijing.,as soon as,5.It wont be long _he finishes his writing. 6._ he had
5、finished his work, he left there. 7.It is two years _he came here. 8. _she told me, I had no idea of what they had said .,before,After,since,Until,主将从现,when before as soon as notuntil,二. 地点状语从句地点状语从句由where, wherever等引导。例如：Where there is a will,there is a way.You can take a walk wherever you like to.
6、,三 原因状语从句 通常由because,since,as,for 引导 所表示的语气由becausesinceasfor逐渐减弱。,because表直接原因,有很强的因果关系,回答 “why”的提问，since表很明显的原因,“既然”常放句首，as表明显原因，语气较弱。for放句中，补充说明原因。,Eg: -Why are you late? -Because my car is broken. Since you cant answer this question, I will call others. As its raining,we should stay here. You ca
7、nt see the teacher,for he isnt in.,1. _he was ill, he didnt go to school. 2._ you do not understand, I will explain again. 3. _she was late for class, she had to say sorry. 4. He must be ill, _he is absent today.,Because,Since,for,练一练,As,5. I eat potatoes _I like them.我吃土豆是因为我喜欢土豆。 6. _I didnt know
8、the way, I asked a policeman.我由于不知道路，因而问警察。 7. _you wont help me, Ill ask someone else.你既然不帮我，那我就请别人帮我。,because,As,Since,注：,because of和because的区别 because of后加名词代词或动名词，不加句子，而because加句子，例：Because of his illness, he didnt go to work.因为生病，他没上班。 Because he was ill, he didnt go to work.,连接词：,if , unless,I
9、f I have a lot of money,I will buy a big house.,主将从现,四 条件状语从句,如果,除非,The sports meeting will continue,unless it rains tomorrow.,_ you touch an English person, you should say “sorry”.,If,练一练,2. Dont touch anything _ yourteacher tells you to.,unless,主将从现,when before as soon as notuntil If unless,五 目的状语
10、从句,so that/ in order that引导目的状语从句,从句 中常用情态动词may(might)/ can (could) /should.Eg:我提高声音以便每个人都能听见我。I raised my voice so that everyone could hear me.我起床早是为了能赶上早班车。I got up early so that I could catch up the early bus.,They set out early _ they might arrive there in time. 2. Id like to arrive 20 minutes e
11、arly _ I can have time for a cup of tea.A. as soon as B. as a result C. in case D. so that,so that (in order that),练一练,六 结果状语从句,sothat/suchthat Eg:他是如此的兴奋以至于说不出一个字。 He was so excited that he couldnt say a word. 他讲了一个如此有趣的故事，以至于我们忘 了时间。 She told us such an interesting story that we all forgot the tim
12、e.当n.前有many或much修饰时，用so而不用such。,1. It is _good a story that Ill never forget it.2. It is _ a good story that Ill never forget it.,so,such,练一练,七. 让步状语从句 让步状语从句，表示“虽然，尽管，即使”等概念，常用的关联词有：though, although, even though等。 他虽然有病，但仍然继续工作。Though he was ill, he was still working. 此事虽难，但我们还是要做。 Although it is d
13、ifficult, we shall do it. 即使你这样说，我也不信。 Even though you say so, I do not believe it.,注：,though和although可以互换，只是although比较正式。 though不可以与连词but连用，但可以与yet，still连用， 例：虽然他很努力，但还是没通过考试。 Though he worked hard, he couldnt pass the exam.,_he is old ,he works hard. 2. _you say so,I dont believe it.,Although / Th
14、ough,Even though,练一练,八. 比较状语从句,比较状语从句常用than或asas引导。 than表示两者的比较，asas表示程度相同 我比TOM高。 Im taller than Tom 他和我跑得一样快。 He runs as fast as I,is,do,1. He doesnt work as hard _you do.2.She did worse in the test _she expected.,as,than,练一练,九. 方式状语从句 方式状语从句由 as引导。eg: Do as Romans do. 入乡随俗如我告诉你那样做。 Do as I told y
15、ou.按你喜欢的方式去做。 Do as you like.,（ ）1. If he _harder next time, he will catch up with us.A. work B. worked C. works D. will work （ ）2. I think WeiHua will be very happy when she _your presents.A. looks B. will look C. receives D. will receive,C,C,Exercise,（ ）3. Well set out as soon as our monitor _.A.
16、come B. comesC. will come D. has come（ ）4. Ill go with you if it _fine tomorrow.A. has been B. is C. will be D. be（ ）5. Ill meet him at the station when he _.A. will return B. return C. returns D. returned（ ）6. I wont go to see the film tonight, because I _ my ticket.A. lost B. have lost C. will los
17、t D. didnt have,B,B,C,B,（ ）7. Are you going to visit the farm tomorrow?Yes. But if it _, well stay at school.A. rain B. rained C. rains D. will rain （ ）8. Please dont stand up in class until you _.A. were told to B. are told to C. were told D. are told （ ）9. They wont be back until the work _.A . do
18、 B. does C. is done D. will do （ ）10. Xiao Ming will come and play with me if he _busy.A. is B. wont be C. isnt D. will be,B,C,C,C,（ ）11. I will let you know about it as soon as I _the news.A. will get B. get C. got D. get （ ）12. Though he is ill, _he is still working hard.A. but B. yet C. too D. ei
19、ther （ ）13. He was late _ the heavy rain.A. because B. because of C. though D. if （ ）14. The boy is _ lovely that we all like him.A. so B. such C. too D. very,B,A,D,B,（ ）15. This is _ an interesting book that I want to read it again.A. so B. such C. quite D. very （ ）16. He got up early _ he could catch up with the others.A. in order to B. To C. so that D. that,C,B,Bye,
