大学英语六级-254及答案解析.doc

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1、大学英语六级-254 及答案解析(总分：100.00，做题时间：90 分钟)一、语法练习(总题数：0，分数：0.00)1.There is a real possibility that these animals could be frightened, _ a sudden loud noise.（分数：2.50）A.being thereB.should there beC.there wasD.there having been2.In the past men generally preferred that their wives _ in the home.（分数：2.50）A.

2、workedB.would workC.workD.were working3.The board deemed it urgent that these files _ right away.（分数：2.50）A.had to be printedB.should have been printedC.must be printedD.should be printed4.The millions of calculations involved, had they been done by hand, _ all practical value by the time they were

3、finished.（分数：2.50）A.could loseB.would have lostC.might loseD.ought to have lost5.A safety analysis _ the target as a potential danger. Unfortunately, it was never done.（分数：2.50）A.would identifyB.will identifyC.would have identifiedD.will have identified6.I apologize if I _ you,but I assure you it wa

4、s unintentional.（分数：2.50）A.offendB.had offendedC.should have offendedD.might have offended7._ for the timely investment from the general public, our company would not be so thriving as it is.（分数：2.50）A.Had it not beenB.Were it notC.Be it notD.Should it not be8.The students expected there _ more revi

5、ewing classes before the final exams（分数：2.50）A.isB.beingC.have beenD.to be9._ of the burden of ice,the balloon climbed up and drifted to the South（分数：2.50）A.To be freeB.FreeingC.To freeD.Freed10.The bank is reported in the local newspaper _ in broad day-light yesterday.（分数：2.50）A.to be robbedB.robbe

6、dC.to have been robbedD.having been robbed11.There seemed little hope that the explorer, _ in the tropical forest,would fnd his way through it.（分数：2.50）A.to be desertedB.having desertedC.to have been desertedD.having been deserted12.The local health organization is reported _ twenty-five years ago w

7、hen Dr. Audon became its first president.（分数：2.50）A.to be set upB.being set upC.to have been set upD.having been set up13.Ted has told me that he always escapes _ as he has got a very fast sports car.（分数：2.50）A.to fineB.to be finedC.being finedD.having been fined14.I“d rather you would go by train,

8、because I can“t bear the idea of your being in an airplane in such bad weather. A. would go B. can“t bear C. your being D. such （分数：2.50）15.When Edison died, it was proposed that the American people turned off all power in there homes, streets, and factories for several minutes in honor of this grea

9、t man. A. When B. turned off C. all power D. in honor of （分数：2.50）16.Mary couldn“t have received my letter; otherwise she went to the concert last night. A. couldn“t have received B. otherwise C. went D. to （分数：2.50）17.He would help us but that he was short of money at the time . A. would help B. bu

10、t C. short of D. at the time （分数：2.50）18.But for your kind advice we could not succeed in the experiment when we were in trouble . A. But for B. advice C. could not succeed D. in trouble （分数：2.50）19.She began to be worried lest he met with some accident the day before. A. to be worried B. lest C. me

11、t D. some （分数：2.50）20.I would just as soon you would not ask me to speak at the meeting tomorrow. A. would B. as soon C. would not ask D. to speak （分数：2.50）21.The director recommended that she 1 (study) more English before going abroad. （分数：2.50）22.It is generally thought to be of importance to a ma

12、n that he 1 (know) himself. （分数：2.50）23.I intend to move that John 1 (appoint) as chairman,and I hope that you will second my motion. （分数：2.50）24.If you had been with us,our excitement 1 (understand). （分数：2.50）25.He was 1 (appoint) as the manager of the company, but he fell seriously ill. （分数：2.50）2

13、6.He talks about Rome as though he 1 (be) there before. （分数：2.50）27.I 1 (tell) him the answer had it been possible, but I was so busy then. （分数：2.50）28.I wish you 1 (not hurt) John so much. He is still very depressed. （分数：2.50）29.You look so tired tonight. It is high time you 1 (go) to bed. （分数：2.50

14、）30.The teacher thought it essential that all the exercise books 1 (hand in) no later than Friday morning. （分数：2.50）31.They urge that the library 1 (keep) open during the vacation. （分数：2.50）32.I said something that made matters much worse. If only I 1 (keep) my mouth shut! （分数：2.50）33.The law I am r

15、eferring to requires that everyone who owns a car 1 (have) accident insurance. （分数：2.50）34.If this 1 (happen) again,they would have to bear the consequences. （分数：2.50）35.She wasn“t in good health,otherwise she 1 (work) harder. （分数：2.50）36.It is vital to his health that he 1 (take) this medicine. （分数

16、：2.50）37.I didn“t help him. I would have but I 1 (not have) the money. （分数：2.50）38.I“d rather you 1 (not do) anything about it for the time being. （分数：2.50）39.The boss has rejected the workers“ demand that their wages 1 (raise) by 10 per cent. （分数：2.50）40.If it had not been for Professor Russel stan

17、ding up for him, he 1 (have to leave). （分数：2.50）大学英语六级-254 答案解析(总分：100.00，做题时间：90 分钟)一、语法练习(总题数：0，分数：0.00)1.There is a real possibility that these animals could be frightened, _ a sudden loud noise.（分数：2.50）A.being thereB.should there be C.there wasD.there having been解析：解析 表示将来时间的虚拟条件句，if 省略，所以 shou

18、ld与 there倒装。2.In the past men generally preferred that their wives _ in the home.（分数：2.50）A.workedB.would workC.work D.were working解析：解析 因为 prefer是欲望动词，其后所接的宾语从句中谓语需用(should)+动词原形。3.The board deemed it urgent that these files _ right away.（分数：2.50）A.had to be printedB.should have been printedC.must

19、be printedD.should be printed 解析：解析 因为 urgent是欲望形容词，在句中作形式宾语 it的补足语，所以宾语从句中的谓语需用虚拟语气：(should)+动词原形(主动态或被动态)。4.The millions of calculations involved, had they been done by hand, _ all practical value by the time they were finished.（分数：2.50）A.could loseB.would have lost C.might loseD.ought to have los

20、t解析：解析 从句是省略 if的虚拟条件句，谓语部分倒装，故主句谓语为 would have+过去分词。5.A safety analysis _ the target as a potential danger. Unfortunately, it was never done.（分数：2.50）A.would identifyB.will identifyC.would have identified D.will have identified解析：解析 过去时间的虚拟语气表示过去要做而没有做的事。6.I apologize if I _ you,but I assure you it

21、was unintentional.（分数：2.50）A.offendB.had offended C.should have offendedD.might have offended解析：解析 本题测试交错时间的虚拟条件句。was 暗示，事情发生在过去，所以虚拟条件句中的谓语动词应该用表示过去时间的虚拟形式。7._ for the timely investment from the general public, our company would not be so thriving as it is.（分数：2.50）A.Had it not been B.Were it notC.

22、Be it notD.Should it not be解析：解析 本题测试交错时间的虚拟语气。从句是表示过去时间的虚拟条件，if 省略，主语 it与助动词 had倒装。8.The students expected there _ more reviewing classes before the final exams（分数：2.50）A.isB.beingC.have beenD.to be 解析：解析 应选 D项 to be。9._ of the burden of ice,the balloon climbed up and drifted to the South（分数：2.50）A

23、.To be freeB.FreeingC.To freeD.Freed 解析：解析 应选 D项 Freed。10.The bank is reported in the local newspaper _ in broad day-light yesterday.（分数：2.50）A.to be robbedB.robbedC.to have been robbed D.having been robbed解析：解析 动词不定式的完成式作主语的补语，表示不定式的行为动作发生在谓语动作之前。11.There seemed little hope that the explorer, _ in

24、the tropical forest,would fnd his way through it.（分数：2.50）A.to be desertedB.having desertedC.to have been desertedD.having been deserted 解析：解析 答案应为 D项 having been deserted。这是现在分词的完成式(被动态)，在句中作状语，具有原因和时间意义。12.The local health organization is reported _ twenty-five years ago when Dr. Audon became its

25、first president.（分数：2.50）A.to be set upB.being set upC.to have been set up D.having been set up解析：解析 答案应为 C项 to have been set up。13.Ted has told me that he always escapes _ as he has got a very fast sports car.（分数：2.50）A.to fineB.to be finedC.being fined D.having been fined解析：解析 因为 escape后接动名词；又因 fi

26、ne与 Ted在逻辑上是动宾关系，故动名词用被动态。14.I“d rather you would go by train, because I can“t bear the idea of your being in an airplane in such bad weather. A. would go B. can“t bear C. your being D. such （分数：2.50）解析：A解析 应改为 went。15.When Edison died, it was proposed that the American people turned off all power i

27、n there homes, streets, and factories for several minutes in honor of this great man. A. When B. turned off C. all power D. in honor of （分数：2.50）解析：B解析 应改为 turn off或 should turn off。16.Mary couldn“t have received my letter; otherwise she went to the concert last night. A. couldn“t have received B. o

28、therwise C. went D. to （分数：2.50）解析：C 应改为 would have gone。解析 couldn“t have done sth表示说话者对过去事情的否定推测。译文：玛丽不可能收到我的信的，否则她昨晚就来听音乐会了。17.He would help us but that he was short of money at the time . A. would help B. but C. short of D. at the time （分数：2.50）解析：A 应改为 would have helped。解析 but that 引导的从句表示假设条件，谓

29、语用陈述语气。例如：But that he was prevented，he would have accomplished his design(要不是人家阻止他。他就把设计方案完成了。)本题译文：若不是他那时缺钱，他就会帮助我们了。18.But for your kind advice we could not succeed in the experiment when we were in trouble . A. But for B. advice C. could not succeed D. in trouble （分数：2.50）解析：C 应改为 could not have

30、succeeded。解析 but for 引导的短语表示虚拟条件，意为“要不是”，例如：But for that rain we should have had a pleasant journey19.She began to be worried lest he met with some accident the day before. A. to be worried B. lest C. met D. some （分数：2.50）解析：C 应改为 should have met。解析 lest(唯恐)引导的从句中，谓语多用“should 加动词原形”构成，如：He was terri

31、fied lest he should slip on the icy rocks(他很怕在结冰的石块上滑倒。)当对过去的行为表示担心时，用 should+不定式的完成式。故本句中应填 should have met，如填 should meet则表示对未来行为的担心。本题译文：她开始担心唯恐他已在前一天出了什么事故。20.I would just as soon you would not ask me to speak at the meeting tomorrow. A. would B. as soon C. would not ask D. to speak （分数：2.50）解析：

32、C 应改为 didn“t ask。解析 would just as soon(=would rather 或 would sooner)意为“宁愿”，后也可接不带 to的动词不定式，如：I would just as soon stay at home(as go)(我宁愿呆在家里而不去。)would just as soon 后接从句，则从句谓语用虚拟语气，用一般过去时形式表示现在或将来希望发生的行为；如用过去完成时，则表示但愿过去发生的行为动作。21.The director recommended that she 1 (study) more English before going

33、abroad. （分数：2.50）解析：study 或 should study解析 recommend“劝告，建议”，是欲望动词。其宾语从句的谓语要用虚拟语气。22.It is generally thought to be of importance to a man that he 1 (know) himself. （分数：2.50）解析：(should)know解析 本句中 importance是具有欲望意义的名词，故从句要用虚拟语气。常用的欲望名词有：necessity，determination，suggestion，proposal，demand，order，direction

34、，urgency，insistence，resolution(决心)，decision，preference(选择)，advice，recommendation(推荐)，requirement，desire(愿望)等。23.I intend to move that John 1 (appoint) as chairman,and I hope that you will second my motion. （分数：2.50）解析：should be appointed解析 move 是欲望动词，而 hope是普通动词。24.If you had been with us,our excite

35、ment 1 (understand). （分数：2.50）解析：would have been understood解析 本题是表示过去情况的虚拟条件句。谓语的主要形式是：从句(had+过去分词)+主句(would have+过去分词)。25.He was 1 (appoint) as the manager of the company, but he fell seriously ill. （分数：2.50）解析：to have been appointed解析 was to have been appointed(=would have been appointed)表示过去情况的虚拟

36、语气。本题译文：本来要任命他当公司经理，但他却得了重病。26.He talks about Rome as though he 1 (be) there before. （分数：2.50）解析：had been解析 as though，as if 引导的从句，按传统语法，从句谓语要用虚拟语气。如从句行为发生在主句行为之前。则用过去完成时；如从句行为与主句行为同时发生，则用一般过去时。本题译文：他谈起罗马来，就像他去过那里似的。27.I 1 (tell) him the answer had it been possible, but I was so busy then. （分数：2.50）解

37、析：would have told解析 本题是表示过去时间的虚拟条件句，主句中的谓语用“would have+过去分词”。28.I wish you 1 (not hurt) John so much. He is still very depressed. （分数：2.50）解析：had not hurt解析 He is still very depressed. 这句话暗示 hurt的行为发生在过去，所以 I wish后要用 had not hurt。29.You look so tired tonight. It is high time you 1 (go) to bed. （分数：2

38、.50）解析：went解析 It is time that+主语+谓语(虚拟语气。用一般过去时表示)，意为“该到做某事的时间了”，有催促的意味。注意：有的语法书上说，谓语可用“should+动词原形”表示，但现在我国各类测试中只承认“一般过去时”。30.The teacher thought it essential that all the exercise books 1 (hand in) no later than Friday morning. （分数：2.50）解析：(should)be handed in解析 essential 是欲望形容词。从句中谓语用虚拟语气(should+

39、动词原形)。类似的欲望形容词有 important，essential，desirable，advisable(可取的，适当的)，vital(至关紧要的)，urgent(紧急的，急迫的)，necessary，preferable(更可取的，更好的)。31.They urge that the library 1 (keep) open during the vacation. （分数：2.50）解析：(should)be kept解析 urge 是欲望动词，后接宾语从句，谓语用虚拟语气 should+动词原形，在美国英语里 should可以省略。常用的欲望动词有：ask，advise agre

40、e，arrange，beg，command，desire，decide，demand，determine，direct，fear，hint，insist，intend，move，maintain，order，promise，require，request，propose，prefer，pray，recommend，suggest，urge。32.I said something that made matters much worse. If only I 1 (keep) my mouth shut! （分数：2.50）解析：had kept解析 If only 引导的简单句，表示说话者的愿

41、望，谓语用虚拟语气，其形式与 I wish后从句谓语的形式相同。例：If only he had seen me!(要是他见过我就好了!)If only he didn“t drive so fast!(他要是车开得不是那么快就好了!)33.The law I am referring to requires that everyone who owns a car 1 (have) accident insurance. （分数：2.50）解析：(should)have解析 require 是欲望动词。34.If this 1 (happen) again,they would have t

42、o bear the consequences. （分数：2.50）解析：should happen/were to happen/happened解析 本句是表示将来时间的虚拟条件句。35.She wasn“t in good health,otherwise she 1 (work) harder. （分数：2.50）解析：would have worked解析 otherwise 意为 if she had been in good health，故应填 would have worked。36.It is vital to his health that he 1 (take) thi

43、s medicine. （分数：2.50）解析：(should)take解析 vital 是欲望形容词。37.I didn“t help him. I would have but I 1 (not have) the money. （分数：2.50）解析：didn“t have解析 I would have 后省略 helped him，是表示过去时间的虚拟语气，所以 but后用陈述语气，用一般过去时表示。38.I“d rather you 1 (not do) anything about it for the time being. （分数：2.50）解析：didn“t do解析 I“d

44、 rather+宾语从句(我希望)；从句谓语用虚拟语气，表示现在或将来的行为用一般过去时；表示过去的行为用过去完成时形式如：I would rather you had come here yesterday(我倒宁愿你昨天来这里。)39.The boss has rejected the workers“ demand that their wages 1 (raise) by 10 per cent. （分数：2.50）解析：(should)be raised解析 demand 是欲望名词，说明它的同位语从句中的谓语要用虚拟语气。40.If it had not been for Professor Russel standing up for him, he 1 (have to leave). （分数：2.50）解析：would have had to leave解析 if it had not been for.“要不是因为”(表示过去事情)；if it were not for.“要不是因为”(表示现在的事情)。stand up for(=support)“支持”。