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,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 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 he 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 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.,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 cant 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 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,If 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 _ your teacher tells you to.,unless,主将从现,when before as soon as notuntil If unless,五 目的状语从句,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 early _ 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 time. 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 difficult, 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 / Though,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 you. 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. looksB. will look C. receives D. will receive,C,C,Exercise,（ ）3. Well set out as soon as our monitor _. A. comeB. comes C. will comeD. has come （ ）4. Ill go with you if it _fine tomorrow. A. has beenB. is C. will be D. be （ ）5. Ill meet him at the station when he _. A. will returnB. 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 lost 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. rainB. rained C. rainsD. 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 B. does C. is done D. will do （ ）10. Xiao Ming will come and play with me if he _busy. A. isB. 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. either （ ）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. soB. such C. too D. very,B,A,D,B,（ ）15. This is _ an interesting book that I want to read it again. A. soB. suchC. quiteD. 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,
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