状语从句专题.doc

_状语从句 Adverbial Clauses 高二 教师 叶莲琴状语从句在句中作状语，修饰主句中的动词，形容词或副词等。状语从句放在主句之前时， 常用逗号分开；放在主句之后，一般不用逗号。状语从句按其意义和作用可分为时间，条件，原因，让步，目的，结果，方式，比较，地点等九种。 I 时间状语从句的连词：when, as, while, before, after, since, till( until ) , as soon as, hardly-when , no sooner-than, the moment etc.II. 原因状语从句的连词：because, since, as, for, seeing (that) , now ( that ), considering ( that ), in that , not that/because-but that/ because etc.III. 地点状语从句的连词：where, wherever, anywhere, everywhereIV. 条件状语从句连词：if （如果 常用于表示正面的条件） ，unless (if not ，常用于表示反面的条件), on condition that, provided (that), providing (that),（ 常用于表示好的条件 ）,so (as ) long as, suppose ( that ), supposing ( that ), in case, given ( that )（鉴于-，在-的情况下）, granted that（就算）etc.V. 让步状语从句由although / though , even if / even though 等引导For example: Although (Even if ) I didnt know anybody at the party, I had a very good time.VI. 目的状语从句的连词: so that + 情态动词 can/ could, may/ might, shall/should, will/ would, in order that +情态动词 can/ could , may/ might, shall/ should, will/ would ； lest ( 万一 ) , for fear that( 恐怕 ), in case, + 虚拟语气 (should ) do .VII. 结果状语从句的连词：so, so that, so-that , such-thatVIII. 方式状语从句的连词：as, just as, as if, as though, ( in ) the way ( that ) etc. as if 和 as though 一般用虚拟，但是如果从句中所陈述的情况很可能是事实，也可用陈述语气。IX. 比较状语从句的连词：as-as, than, not so-as, the more-the more, as-so etc.巩固练习1. The fuel must have been finished,_ the engine stopped.A. since B. as C. because D. for2. The engineers are going through with their highway project,_ the expenses have risen.A. even though B. just because C. now that D. as though3. I think our boat can pass that treacherous water_ cautiously handled.A. until B. if C. lest D. with4. _ nobody was very enthusiastic about it, they decided to cancel the trip.A. See that B. Seeing that C. So D. When5. You can arrive in Beijing earlier for the meeting_ you dont mind taking the night train.A. provided B. unless C. though D. until6. Just as the tree is the unit of a forest and the book the unit of a library,_ the molecule is the unit of matter.A. as B. like C. so D. thus7. Doing your homework is a sure way to improve your test scores, and this is especially true_ it comes to classroom tests.A. before B. as C. since D. when8. Anyone can borrow books from this library_ he keeps them clean and returns them in time.A. even if B. unless C. so that D. as long as9. Mother shut the window_ she might keep the insects out.A. because B. in order that C. till D. as10. _ you understand this rule, you will have no further difficulty.A. While B. Once C. Though D. Unless11. They agreed to rent the house_ the roof was repaired.A. on condition that B. as soon as C. when D. unless12. _ I admit that the problems are difficult, I dont agree that they cannot be solved.A. While B. Suppose C. Because D. as though13. The old woman has loved Tom_ he were her son.A. because B. as C. if D. as though14. Substances will expand or contract_ heated or cooled, but this is not the case with water.A. when they will be B. if they are C. as they being D. when15. It will not be long_ man can harness the solar energy and make it serve mankind.A. since B. before C. when D. after16. It was found that although the girl could perceive things with her fingers, this ability ceased_ her hands were wet.A. the moment when B. the moment C. in that moment D. before17. _ human beings live in great numbers, the waters are very likely be become contaminated.A. That B. Where C. Even if D. Though18. _ I saw her, I remembered to give Marie the money I owed her.A. While B. Immediately C. Suddenly D. Momentarily19. Human behavior is mostly a product of learning,_ the behavior of animal depends mainly on instinct.A. whereas B. so C. unless D. that20. _ you return those books to the library immediately, you will have to pay a fine.A. Until B. Unless C. If D. Provided21. The parents did not allow their son to swim in the sea_ he might have accident some day.A. for fear that B. in case C. besides D. and that 22. It is a gripping story and one cant put it down _ one has finished reading it.A. after B. when C. unless D. until23. All gases and most liquids and solids expand_ heated.A. in B. how C. when D. about24. Young scientists cannot realize too soon that existing scientific knowledge is not nearly so complete, certain and unalterable_ many textbooks seem to imply.A. that B. so C. as D. what25. Helen listened carefully_ she might discover exactly what John wanted.A. so as that B. in case C. providing D. in order that26. America will never again have as a nation the spirit of adventure_ it did before the west was settled.A. so B. as C. when D. for27. Hydrogen is the fundamental element of the universe_ it provides the building blocks from which the other elements are produced.A. so that B. but that C. in that D. provide that28. A man escaped from the prison last night, it was a long time_ the guards discovered what had happened.A. before B. until C. since D. when29. _ difficulties they may come across, they will help one another to get over them.A. However B. Whatever C. Whichever D. Since30. It would be difficult for a man of his social position,_, to rise up in the world in that society.A. charming and having capability B. even with charm and so capableC. however charming and capable D. though charming and capable is he31. _ this kind of disease can cause great harm to the cattle.A. It occurs to where it is B. Occurring whereC. Where does it occur D. Where it occurs32. He married_ he loved her but because he was indebted to her.A. because not B. not because C. because D. though33. When a gun was pointing against your head, you should do_.A. like you were told to B. as to what told toC. like what you were told to D. as you were told to34. _ the Europeans knew what a compass was, the Chinese had put it into practical use.A. Before long B. Long since C. Long ago D. Long before35. We shall start off as planned_.A. no matter he will come or not B. whether coming or notC. no matter whether he come or not D. whether he comes or not36. _ the weather was fine, I opened all the windows.A. As B. Because of C. For D. With37. “ This is an interesting painting. Would you hold it up?”A. that everyone should see it B. that everyone could seeC. so that to be seen by everyone D. so everyone can see it38. The more civilized man has become, _ he is limited by the disadvantage of his environment.A. and the more B. the less C. lest D. and the less39. Someone must have left the tap on,_ the water was running over and flooding the bathroom.A. for B. moreover C. nevertheless D. therefore40. _ he entered the university, his English has been much improved.A. Before B. After C. When D. Since41. He has_ that it is difficult for him to travel.A. such heavy a work load B. too heavy a work loadC. so heavy a work load D. much heavy a work load 42. If that idea is wrong, the project is bound to fail,_ good all the other ideas might be .A. whatever B. though C. whatsoever D. however43. _ it is youve found, you must give it back to the person it belong to.A. That B. Because C. Whatever D. However44. He gave up the hope of passing the examination_ he had already failed it twice.A. unless B. if C. since D. until45. I wrote these words down_ I should forget.A. for B. so C. lest D. since46. His diligence was_ he made great progress.A. so that B. such that C. in order that D. so as that47. We are sure to do the work well,_ we dont lose heart.A. for B. so long as C. if D. since48. I watch him_ he disappeared from sight in the distance.A. unless B. until C. as D. when49. The problem is that,_ children who are given cows milk from birth benefit greatly from it, those who have never drunk it by a certain age are not able to tolerate it.A. because B. provided C. whereas D. though50. The earth revolves a little more rapidly_ it is closer to the sun.A. than B. or C. when D. wherever拓展练习A. act on B. wide C. more than D. demonstrated E. prefer F. at first G. patterns H. long-established I. vitamin-enriched J. habit K. firstlyAnimals seen to have the sense to eat when they are hungry and they do not eat_1_ their bodies need. It has been _2_ that rats will, when given a choice over a period of time, _3_water with vitamins to water without vitamins even though there is no difference in taste or smell between the two water bottles. When a fragrant flavor was added to the _4_fluid, the rats did seem to develop a taste for it and kept drinking it, even after the vitamins were switched to the clear water. In time, however, they broke the _5_ and went back to where the necessary vitamins were. In a classic