状语从句引导词省略及练习

状语从句引导词状语从句种类常用连接词特殊连接词时间状语从句When, while, as,before, after since,till, until,1. 一些时间名词：the moment, the instant, the minute, the day, next time, every time2. 一些副词：ins tan tly,immediately, directlyas soon as3.固定搭配的连词：no soonerthan, hardlywhen,scarcelywhen.地点状语从句WhereWherever, anywhere, everywhere原因状语从句Because, as, for, sinceSeeing that, considering that, now that, given that, in that, inasmuch as, insomuch as目的状语从句So that, in order that, that.Lest, for fear that, in case, in the hope that, on purpose that, for the purpose that, to the end that结果状语从句So-that, so that, suchthatSuch that, to the degree that, to the extent that, to such a degree that, to such an extent that条件状语从句If, unlessSuppose, supposing, providing, provided（关注：supposed, provide 不用作条件从句的连词）on condition that, as/so long as， oniy if让步状语从句Alt hough, t hough, even though,even ifWhile （一般用在句首），as （用于倒装 结构），in spite of the fact that， whatever, whoever, whichever, however, whenever, wherever, whether or, as adj. as +主谓结构用在句首比较状语从句as（同级比较），The more-, the more-;just as-, so-;than（不同程度的比较）A is to B what/as C is to D;no more-1han;not A so much as B/not so much A as B方式状语从句as, as if, how,the way状语从句的简化状语从句的省略状语从句同时具备下列两个条件:主句和从句的主语一致，或从句主语为it；从句主要动词是be的某种形式。 从句中的主语和be动词常可省略。例如：When ( the lab is ) completed ,the lab will be open to the public . Hell go to the seaside for his holiday if (it is ) possible. 另外，比较状语从句经常省略。例如：Im taller than he (is tall ).The higher the temperature (is), the greater the pressure (is ).状语从句的简化现象常存在于以下五种状语从句中:由if, unless等引导的 条件状语从句；由alt hough, though, even if / t hough等引导的让步状语从 句；由 when, while, as, before, after, until / till等引导的时间状语从 句;由as, as if等引导的方式状语从句;由as, than等引导的比较状语从句。(1) 当状语从句的主语是it,且谓语动词是be时，it和be要完全简化掉。例如： If (it is) possible, he will help you out of the difficulty.You must attend the meeting unless (it is) inconvenient to you.(2) 当状语从句的主语和主句的主语一致时，从句可以将主语和be动词简化掉。a. 连词+形容词As (he was) young, he learned how to ride a bike.Whenever (she is) free, she often goes shopping.Work hard when (you are) young, or youltegre t.少壮不努力，老大徒伤悲。b. 连词+名词While (he was) a young boy, he was always ready to help others. Although (he was) a farmer, now he is a famous director.c. 连词+现在分词As (she was) walking along the river bank, she was singing a pop song. Although (he is) doing his best in maths , he has still got no good marks.d. 连词+过去分词He wont go there with us unless (he is) invited.The concert was a great success than (it was) expected.e. 连词+不定式He st ood up as if (he were) to say some thing当时他站起来好像要说什么。 He wouldnt solve the problem even if (he were) to take charge.f. 连词+介词短语She looked anxious as though (she was) in trouble. He had mastered the English language before (he was) in the USA.注意:当从句主语和主句主语不一致时,从句部分要么用完全形式,要么用独立主 格结构来表达。例如:When the meeting was over, all the people went out of the meeting-room. 当会议结束时，人们都走出了会议室。(二The meeting over,状语从句巩固练习1. John shut everybody out of the kitchen he could prepare his grand surprisefor the party. A. which B. whenC. so thatD. as if2. I would appreciate it you give me a hand this afternoon.A. until B. if C. whenD. that3. education is about learning and the more you learn，.A. the more for life are you equipped B. the more equipped for life you areC. the more life you are equipped for D. you are equipped the more for life4. After the war，a new school was put up there used to be a theatre.A. that B. where C. whichD. when5. Is Mr. Smith in the office?Yes， he is in charge of the office，he must be there.A. since B. however C. whether D. for6. As your good friend, I will do help you.A. that I can to B. what I can toC. all that I canD. what I can7. John may phone tonight. I dont want to go out he phones.A. as long asB. in order toC. in caseD. so that8.Someone called me up in the middle of the night，but they hung up I couldanswer the phone. A. as B. since C. until D. before9. Dont look down upon Bob. He has his own advantages.Oh, yes. others are weak, he is strong.A. If B. When C. Where D. Though10.It is ten years he smoked.A. that B. when C. since D. while11. We must hurry up catch up with the last train.A. thatB. so that toC. in order thatD. in order to12. No matter hard it may be，I will carry it out.A. what B. whatever C. how D. however13. you may do，you must do it well.A. Which B. Whenever C. Whatever D. When14. Are you thinking about going to New York for the holiday?No. But if I the time，I would definitely go.A. have B. had C. have had D. would have15. you are so weak，youd better stay at home.A. SinceB. ForC. Because D. Though16.English and French are taught here. You can choose you like.A. no matter whichB. whichever C. which D. whatever17.I saw Mr. Smith last Sunday. We had not seen each other _I left London.A. as B. before C. sinceD. till18.Ill be back before you .A. will leave B. will have left C. leave D. would leave19.The problem wont be settled until we _a chance to discuss it thoroughly.A. have had B. will have C. will have had D. would have20.If you this experiment，you will understand the theory better.A. will be doingB. have doneC. will have done D. would do21.They went on working it was late at night.A. even ifB. as if C. however D. as though22.I hurried I wouldnt be late for class.D. unlessA. sinceB. so that C. as if23. The volleyball match will be put off if it .A. will rain B. rainsC. rainedD. is raining24. _you talk to someone or write a message，you show your skills to others.A. At times B. Some time C. By the timeD. Every time25. Although he is considered a great writer，.A. however his works are not widely readB.but his works are not widely read C. his works are not widely readD. still his works are not widely read26. The secretary is supposed to report to the manager as soon as she .A. will arriveB. is going to arriveC. arrives D. is arriving27. We should finish the important job，.A. long it takes however B. it takes however longC. long however it takesD. however long it takes28. he made an important speech at the meeting was true.A. That B. Why C. What D. How29. comes to the party will receive a gift.A. WhichB. WhoC. Which one D. Whoever30.She is willing to help you, busy she is.A. what B. how C. however D. whatever31.I dont care whether he stays goes.A. nor B. thenC. orD. otherwise32.No matter hard it may be，Ill carry it out.A. what B. whatever C. how D. however33. Why do you want to find a new job_youve got such a good one already? A. thatB. where C. which D. when34. he is, he will be thinking of you.A. Wherever B. Where C. Now thatD. As soon as35. You should make it a rule to leave things you can find them again.A. when B. where C. thenD. there36. He got excited at the news， I was calm.A. when B. while C. because D. after37. Shall Brown come and play computer games? No， he has finished his homework.A. when B. if C. unless D. once38. you try，you will never succeed.A. If B. Until C. Since D. Unless39. Hardly had he arrived in Hongkong she rang me up.A. when B. than C. that D. and40. they heard the shout for help，they rushed out.A. Immediately B. The moment C. The while D. All the above41. ，he never seems able to do the work beautifully.A. Try as he does B. as he tries C.Try as does he D. As he does try42. The air is full of smoke and people are coughing.It will get worse the government does something about the pollution.A. but B. unless C. except D. if43.If ，I would have gone with him.A. had he told me B. he had told me C. he has told me D.he would tell me 44.Alice is moving to her new apartment next Saturday.Ill be glad to help her， need some help.A. should she B. if she will C. if sheD. if she might45.I came I heard the news.A. until B. as soon asC. immediatelyD.B and C46.What we have seen.A. from what we heardB. all what we heardC. to what we have heardD. from what we have heard47.We will never give in they might do or say about our plan.A. no matter how B. how C. whatever D. although48.If you go to Xian，you will find the places there more magnificent than commonly .A. supposing B. supposed C. to suppose D. suppose49. he comes，we would not be able to go.A. Without B. Unless C. Except D. Even50.Its no wonder youve got a headache you drank so much last night.A. though B. in case C. when D. while 51.Iwonder if I time. If I time，Ill go with you.D. will have；haveD. will get；isD. gotD. As soon asA. have；have B.will have；will have C.have；will have52. By the time you back，the supper ready.A. will get；will beB. get；wasC. get；will be53. Telephone me as soon as you the results.A. will getB. getC. had got54. I live，I will never give in to the enemy.A. As far as B. As long asC. As well as55.I really wonder he has posted me many packages he workedtogether. A. how；afterB. why；when C. when；before D. why；since56.Please pronounce the word I did.A. by the way B. the wayC. the momentD. like57.I was about to leave my house the phone rang.A. while B. when C. as D. after58.I had cut the meat into pieces Mother started cooking.A. when B. as soon as C. afterD. while59.You should visit the part of the country when .A.spring will come B.it will be spring C.it is spring D.it is coning spring60.I dont like to be interrupted if I .A. speaks B. will speak C. am speaking D. would be speaking15 CBBBA1115 DCCBA2125 ABBDC3135 CCDAB4145 ABBAD5155 DCBBD610 BCDCC1620 BCCAB2630 CDADC3640 BCDAD4650 DCBBC5660 BBACC【解析】1.so that 引导目的状语从句。2.if 引导条件状语从句。3. 本句是the more. the more.句型，第二个比较级修饰形容词equipped。4. where 引导表示地点的状语从句。5. since 在这里引导原因状语从句。7.in case 以防万一。19.主句为将来时态时，状语从句一般用一般现在时表将来，但如果强调状语从 句的动作先完成，可用完成时。24.此处的 every time 当连词使用。37. 这是对话省略，引出一个条件“除非他先完成作业”。38. 本句意为“除非你努力， （否则）你决不可能获得成功”。43.本句的条件状语从句是虚拟语气。50.when 在本句中相当于 since， seeing that， considering that， “既然；鉴于”。 56.“请按我的方法来发这个单词的音”