专业四级选择题专练.doc

Practice One1._still an undergraduate, Newton discovered the Binomial Theorem in algebra.A. While B. Being C. He was D. Although2. Of course there_ a time when most of the free land in America had been taken up.A. had come B. did came C. have come D. did come3. Why are you playing here _ you should do your homework?A. while B. when C. once D. as1. 答案A.句意：还在上大学时，牛顿就发现了代数学中的二项式定理。while意为“当时候”。在从属连词while 引导的状语从句中，如果谓语动词包含有be，而且主从句主语一致，就常常省略从句中的主语和be。另外，when, as 等引导时间、地点、原因等状语从句时，也有此用法。例如：When eating his breakfast, he heard the door bell ring.当他正用早餐时，听到了门铃响。本体完整的从句为：While he was still an undergraduate.2. 答案D。句意：在美国确实有过那样一个时期，大量的自由土地被占用。肯定性助动词与动词原形搭配使用，表强调。本句是含there 的倒装句，主语是a time, 谓语是did come。例如：There did stand a man.那儿确实站着一个人。3. 答案B。句意：你应该做你的家庭作业，为什么还在这儿玩？when 和while都有“当时候”之意。这里需用when表示“既然，鉴于”之意，如：Why are you here when you should be at school?既然你应到校上课，为什么在这里？while常用来表对比，相当于whereas,例如：Jane was dressed in brown while Mary was dressed in blue.简穿褐色衣服，而玛丽却穿蓝色衣服。4. I shall be _ pleased _ go skating with you.A. notat all B. the most to C. only too toD. high to5. He has been learning English for over two years, _ he has made little progress.A. and yet B. so that C. but then D. but that6. To be frank, Id rather you _ in the case.A. were not involved B. not involved C. not to be involved D. will not be involved 4. 答案C。句意：和你一起去滑冰，我真是太高兴了。Only too=very,意为“非常”；too to do 有否定意义，但only too to do却没有否定意义。5. 答案A。句意：他学英语已两年多了，可进步很小。and yet 意为“但是”，例如：He worked hard, and yet he failed.他工作努力，可是他失败了。But then意为“可另一方面”；but that意为“若不是”；so that意为“以致，为的是”。6. 答案A。句意：坦白地说，我宁愿你不要卷入此事。Id rather (that) + 是表达愿望的虚拟语气，后接的that句中，谓语动词用过去时或过去完成时。be involved意为“被涉及，卷入”。7. As _ announced in todays papers, the Shanghai Export Commodities Fair is also open on Sunday.A. being B. is C. to be D. been8. Ocean minerals renew themselves, _ land minerals, which are gone forever when they are taken out of the earth.A. while B. unlike C. however D. like9. Listening, speaking, reading and writing _ the fundamental order in language learning.A. constitute B. consist C. constitute of D. consist of7. 答案B。句意：正如今日报纸所载，上海出口商品交易会也于星期天开放。As引导非限制性定语从句，通常代替后面整个句子内容。常出现的形式有：As is known to all, “众所周知，”；fair 意为“集市，交易会”，如a world fair世界博览会。8. 答案B。句意：陆地上的矿产一旦开采永不存在。海洋里的矿产则不同，是可以恢复的。Unlike是介词，意为“不像，和不同”；While 和however 也有转折的意味，但属连词，后不能直接接名称。9. 答案A。句意：听 说 读 写构成语言学习的基本顺序。Constitute为及物动词，意味“构成”；consist是不及物动词，与of连用，consist of意为“由构成”。10. Very likely you will _ highly of what I have done.A. disagree B. disapprove C. discontent D. dissatisfy11. Purchasing power in the countryside has been continually _.A. rising B. arising C. raising D. promoting12. The horse was in a terrible _ when they found it.A. treatment B. occasion C. chance D. condition10. 答案B。句意：正如今日报纸所载，上海出口商品交易会也于星期天开放。As引导非限制性定语从句，通常代替后面整个句子内容。常出现的形式有：As is known to all, “众所周知，”；fair 意为“集市，交易会”，如a world fair世界博览会。11. 答案B。句意：陆地上的矿产一旦开采永不存在。海洋里的矿产则不同，是可以恢复的。Unlike是介词，意为“不像，和不同”；While 和however 也有转折的意味，但属连词，后不能直接接名称。12. 答案A。句意：听 说 读 写构成语言学习的基本顺序。Constitute为及物动词，意味“构成”；consist是不及物动词，与of连用，consist of意为“由构成”。13. It is already known that vast _ of minerals exist in the ocean.A. deals B. number C. amounts D. quantity14. If the guest _ the host on the food, it is common for the host to say “Thank you, Im glad you like it” in reply.A. flatters B. compliments C. boasts D. thanks15. Fortunately a very large number of these paintings have been _, nearly all the best being owned by the Queen of England.A. served B. preserved C. reversed D. reserved13. 答案B。句意：很有可能你很不赞成我所做的事情。Disapprove of意为“不赞成，不同意”，后可接名词，动名词或从句。Disagree意为“不同意”，常与with连用；be dissatisfied with 意为“不满意”；be discontented with意为“不满意，不满足”。11.答案A。句意：农村地区的购买力在不断提高。Rise是不及物动词，意为“上升，增长”；arise意为“出现，发生”；raise意为“提高，举起”；promote意为“促进，提升”；raise 和promote 与rise意义相近，但前两个词都是及物动词，不能用于此句。12.答案D。句意：他们找到那匹马时，它的状况很糟。Condition意为“状况，健康状况”；如：in good (bad) condition健康状况好（差）。Occasion意为“场合，（重大的）时刻”。16. Leonard da Vinci was an all-round genius, whose interests _ over every subject.A. varied B. ranged C. valued D. ranked17. In fact he had _ the mines quite early before he was twenty.A. quit B. stayed C. stopped D. blocked 18. We required canned _ for the journey.A. provide B. store C. provision D. supply19. The books he read in school made him _ for more of what was inside other books.A. curious B. hungry C. queer D. strange 20. The Chinese people speak _ dialects.A. varying B. difficult C. diverse D. strange21. Save the _ for the dog.A. set-back B. leftovers C. upkeep D. leftover 22. You can go swimming _ you dont go too far away.A. in case B. on condition of C. provided D. lest23. Mr. Morrison can be very sad _, though in public he is extremely cheerful.A. by oneself B. in person C. in private D. as individual24. It was unwise of him to _ the unreliable data in his speech.A. refer to B. add to C. keep to D. point to25. Many Europeans _ the continent of Africa in the 19th century.A. exploded B. expanded C. exposed D. explored 26. Most people cant get _ the day without at least one cup of tea or coffee.A. on B. through C. over D. by27. He noticed the helicopter hovering over the field. Then to his astonishment, he was a rope ladder _ out and three men climbing down it.A. throwing B. being thrown C. having thrown D. having been thrown28. He resented _ to wait. He expected the minister _ him at once.A. to be asked, to see B. being asked, to see C. to be asked, seeing D. being asked, seeing 29. The idea of travelling through _ space to other planets interests many people today.A. a B. the C. / D. one30. The meetings been cancelled. Ann _ all that work. A. need to do B. need have C. neednt have done D. needed not to do试题详析14. 答案A.句意：还在上大学时，牛顿就发现了代数学中的二项式定理。while意为“当时候”。在从属连词while 引导的状语从句中，如果谓语动词包含有be，而且主从句主语一致，就常常省略从句中的主语和be。另外，when, as 等引导时间、地点、原因等状语从句时，也有此用法。例如：When eating his breakfast, he heard the door bell ring.当他正用早餐时，听到了门铃响。本体完整的从句为：While he was still an undergraduate.15. 答案D。句意：在美国确实有过那样一个时期，大量的自由土地被占用。肯定性助动词与动词原形搭配使用，表强调。本句是含there 的倒装句，主语是a time, 谓语是did come。例如：There did stand a man.那儿确实站着一个人。16. 答案B。句意：你应该做你的家庭作业，为什么还在这儿玩？when 和while都有“当时候”之意。这里需用when表示“既然，鉴于”之意，如：Why are you here when you should be at school?既然你应到校上课，为什么在这里？while常用来表对比，相当于whereas,例如：Jane was dressed in brown while Mary was dressed in blue.简穿褐色衣服，而玛丽却穿蓝色衣服。17. 答案C。句意：和你一起去滑冰，我真是太高兴了。Only too=very,意为“非常”；too to do 有否定意义，但only too to do却没有否定意义。18. 答案A。句意：他学英语已两年多了，可进步很小。and yet 意为“但是”，例如：He worked hard, and yet he failed.他工作努力，可是他失败了。But then意为“可另一方面”；but that意为“若不是”；so that意为“以致，为的是”。19. 答案A。句意：坦白地说，我宁愿你不要卷入此事。Id rather (that) + 是表达愿望的虚拟语气，后接的that句中，谓语动词用过去时或过去完成时。be involved意为“被涉及，卷入”。20. 答案B。句意：正如今日报纸所载，上海出口商品交易会也于星期天开放。As引导非限制性定语从句，通常代替后面整个句子内容。常出现的形式有：As is known to all, “众所周知，”；fair 意为“集市，交易会”，如a world fair世界博览会。21. 答案B。句意：陆地上的矿产一旦开采永不存在。海洋里的矿产则不同，是可以恢复的。Unlike是介词，意为“不像，和不同”；While 和however 也有转折的意味，但属连词，后不能直接接名称。22. 答案A。句意：听 说 读 写构成语言学习的基本顺序。Constitute为及物动词，意味“构成”；consist是不及物动词，与of连用，consist of意为“由构成”。23. 答案B。句意：很有可能你很不赞成我所做的事情。Disapprove of意为“不赞成，不同意”，后可接名词，动名词或从句。Disagree意为“不同意”，常与with连用；be dissatisfied with 意为“不满意”；be discontented with意为“不满意，不满足”。11.答案A。句意：农村地区的购买力在不断提高。Rise是不及物动词，意为“上升，增长”；arise意为“出现，发生”；raise意为“提高，举起”；promote意为“促进，提升”；raise 和promote 与rise意义相近，但前两个词都是及物动词，不能用于此句。12.答案D。句意：他们找到那匹马时，它的状况很糟。Condition意为“状况，健康状况”；如：in good (bad) condition健康状况好（差）。Occasion意为“场合，（重大的）时刻”。13答案C。句意：众所周知，海洋里有大量的矿产。Vast amounts of意为“大量的”。Amount 和quantity均有复数形式，这两个词构成的词组可修饰可数名词，也可修饰不可数名词。Deal和number构成表示“大量的”的词组时，无复数形式，常见词组是：a great deal of 和a large number of。14.答案B。句意：如果客人恭维主人的菜做得好，通常主人应回答说：“谢谢，我很高兴你喜欢它。”compliment意为“赞扬”，通常用作compliment sb. on sth.；flatter意为“奉承，捧”，通常用于flatter sb. on (about) sth.; boast意为“自吹自擂”，常用结构是boast to sb. about (of) sth. ；thank的结构为thank sb. for sth.15.答案B。句意：幸运的是，这些画有许多被保存下来了，差不多最好的画都被英国女王拥有。preserve这里是“保存，珍藏”之意；serve意为“服务”；reverse意为“翻转，颠倒”；reserve意为“保留，预定”。16.答案B。句意：达芬奇是一个全能的天才，他的兴趣涉及每个学科。range over意为“（动物或人）漫游，徘徊；范围包括”；vary意为“变化，不同”，与with, from等搭配，不与over搭配；value意为“估价，珍视”； rank (among)意为“属于之列”。17.答案A。句意：事实上他早在20岁以前就离开了矿井。quit意为“放弃职业，行为等”；quit的过去式，过去分词均是quit或 quitted。18.答案C。句意：我们旅行需要罐装食品。provisions是复数，意为“食品”，canned provisions意为“罐装食品”；store和 supply均是可数名词，分别是“储备物资”和“供给品”之意。19.答案B。句意：他在学校读的书促使他想更多地去了解其他的书中内容。be hungry for意为“渴望得到”；be curious (about)意为“对（某事物）感到好奇”；queer意为“奇怪的，古怪的”。20.答案C。句意：中国说多种不同的方言。diverse (various)意为“多种多样的”；varying 是vary的现在分词，作定语时表示“变化着的，不同程度的”。21.答案B。句意：把这些剩余的饭菜留给狗吃。leftovers是复数，意为“剩余食物”，名词leftovers是由动词短语left over演变而来；upkeep是名词，意为“维修”，由keep up而来；set-back意为“挫折”，也是由动词短语set back变来的。22.答案C。只要你不游远，你可以去游泳。provided (that) =on condition (that),意为“倘若，如果”；on condition of后接名词；in case意为“如果，万一”，后接对将来的假设情况；lest意为“以免”。23.答案C。句意：莫里森先生独处时很悲哀，尽管他在公共场合很高兴。in private意为“私下里，独处时”，与其后的in public“在公场合”相对应；by oneself意为“独自一人”；in person意为“亲自”；as individual意为“作为个人的”。24.答案A。句意：在演讲中提及这些不可靠的数据，他真是不明智。refer to意为“谈到，提及；参考”；add to意为“增加，加到”。25.答案D。句意：19世纪许多欧洲人到非洲大陆探险。explore意为“勘探，探险”；explode意为“（使）爆炸，（使）爆发”；expand意为“扩展”；expose意为“暴露；揭露”。26.答案B。句意：大多数人如果一天不喝一杯茶或一杯咖啡就很难熬过去。get though意为“到达，挨过”，在此符合题意；get on表示“生活，相处；上（车）”；get over“克服，恢复”；get by“蒙混过去”，与句意不符，是不及物动词，故不选。27.答案D。句意：他看到直升机在田野上盘旋。但让他吃惊的是，他看到一个绳梯被抛出来，然后三个人沿梯而下。该题考查感官动词see+宾语+ -ing形式.rope ladder（绳梯）与动作throw（抛出）是被动关系，故A项，C项不选；B项being thrown意为“正在被抛出”与题意不符，因为后半句说three men climbing down it“三个人正沿梯而下”说明梯子已经放下了，而不是正在出，故应选D。28.答案B。句意：他不满意在那等待，他希望部长马上见到他。动词resent“不满”后只能接-ing形式，而动词expect“期望”后只能接不定式，因此选B。29.答案C。句意：今天从一个太空穿越到另一个太空旅行的想法吸引了很多人的兴趣。space在此意为“太空”，为不可数名词。30.答案C。句意：会议被取消了，安没有必要做那些（已经做了的）工作了。选项C正好表示“不必做那些已经做了的事情”，故选之；A项need to do表示“需要去做”；B项need have“需要有”D项needed not to do表示“不需要去做”，均不符合题意，故不选。Practice Two1._ with the size of the whole earth, the highest mountain does not seem high at all.A. When compared B. CompareC. While comparing D. Comparing2. Many new _ will be opened up in the future for those with a university education.A. opportunities B. realities C. necessities D. probabilities3. Codes are a way of writing something in secret; _, anyone who doesnt know the code will not be able to read it.A. in short B. that is C. worse still D. on the other hand4. We should _ all advanced science and technology to develop our economy.A. draw on B. draw up C. draw out D. draw in5. She didnt explain it clearly -_, he didnt understand. A. constantly B. consequently C. consistently D. concretely6. The magician picked several persons _ from the audience and asked them to help him with the performance.A. by accident B. on occasion C. at random D. on an average7. It is no use _ remember only grammatical rules. You need to practice what you have learned.A. trying to B. try to C. to try to D. tried to8. Everyone must agree to _ to the plan. Once we begin, there can be no changes at all.A. infer B. adhere C. assure D. confer9. We need a chairman _ everyone has confidence.A. whom B. in who C. in whom D. who10. Every citizen in a democratic country may _ the protection of the law.A. claim B. proclaim C. acclaim D. declaim11. The destruction of these treasures was a loss for mankind that no amount of money could _ .A. stand up to B. make up for C. come up with D. put up with 12. In order to buy his house he had to obtain a large _ from the bank.A. finance B. economy C. loan D. capital13. I wish I _ to study English years ago.A. started B. start C. should start D. had started14. Some areas, _ their severe weather conditions, are hardly populated.A. due to B. but for C. in spite of D. with regard to15. The pressure _ causes Americans to be energetic, but it also puts them under a constant emotional strain.A. to be competed B. to compete C. competing D. having competed16. It is thought that _ two fingerprints are identical.A. nor B. none C. never D. no17. I couldnt find _, and so I took this one.A. a large enough coat B. an enough large coat C. a large coat enough D. a coat enough large18._ my homework, I went out and had a drink.A. Finishing B. Being finished C. Having finished D. Finished19._ a certain doubt among the students as to the necessity of the work.A. There have B. There existed C. It existed D. It had20. He left the house in a hurry with the door_.A. to unlock B. unlocking C. to be unlocked D. unlocked21. We are ignorant of the degree _ his experiments have supplied forceful evidence for his idea.A. at which B. in that C. to which D. for which22. These figures can not be _ with the results obtained in previous experiments.A. constant B. consistent C. conventional D. convenient23. When writing about controversial topics, some authors try to be _ without favoring either side.A. impressive B. reflective C. objective D. persuasive 24. Alone in a deserted house, he was so busy with his research work that he felt _ lonely.A. nothing but B. anything but C. all but D. but for25. Many people have applied for the _ position.A. empty B. bare C. vacant D. blank26. It was not until midnight _ the snowcapped peak.A. that they sighted B. that they did not sight C. did they sight D. had they sighted27. Youd better look at the difficulty _.A. the other way B. by the other way C. another way D. by another way28. _ I was very much mistaken, there was something wrong with Louise.A. Unless B. As C. Though D. Since29. He prefers _.A. to write his letters rather than dictating themB. to write his letters rather than dictate themC. writing his letters rather than dictate themD. writing his letters rather than have dictated them30. You and I could hardly understand, _?A. could I B. couldnt you C. couldnt we D. could we试题详析1. 答案A。句意：与整个地球的大小相比，地球上最高的山看起来一点也不高。剧中的compare的逻辑主语是the highest mountain，而山本身不能发出“比较”这一动作，它只能被进行比较，故应用compared。这里When compared 可还原成When it is compared。2. 答案A。句意：受过高等教育的人将来会有很多新的机会。Opportunities意为“机会”，与open up“开发，开辟”连用，表示“提供机会”；necessities意为“必需品”，录入：The necessities of life include food, clothing, and shelter.生活必需品包括食物，衣服，住处等。Probabilities意为“可能性”，例如：The probabilities are against us.趋势对我们不利。3. 答案B。句意：密码是一种密写的方法，即任何不知道这种密码的人都无法读懂。弄清原句的意思，就不难选择。That is =that is to say意为“即，也就是”，例如：Arabic is written in the opposite direction to English, that is, from right to left.阿拉伯文的书写方向同英文相反，即从右到左。In short 意为“简而言之”；worse still意为“更糟糕的是”。4. 答案A。句意：我们应该利用一切先进的科学技术来发展经济。Draw on意为“利用，动用”，符合题意，例如：I shall have to draw on my money.我不得不用钱了。draw up 意为“起草”，例如：I will draw up a scheme of it for you.我将替你草拟这事的计划。draw out意为“伸长，拉长”，例如：The child drew out the elastic until it measured a yard.这小孩将橡皮筋拉至1码长。draw in意为“诱使进入”。5. 答案B。句意：她没有解释清楚，因而他不理解。consequently意为“作为结果，因而，所以”，例如：Mr Foster has never been to China. Consequently, he knows very little about it.福斯特先生从未去过中国，所以对中国了解的很少。constantly意为“不断地”，例如：His report was constantly interrupted by applause.他的报告频频被掌声打断。concretely意为“具体地”，例如：concrete facts具体事实。6. 答案C。句意：魔术师随意从观众中挑出了几个人，要他们协助自己表演。at random意为“随意地，胡乱地”，例如：chose a card at random from the deck从一副牌中任意选出一张。by accident意为“偶然地”，例如：I met Jacob by accident in the cinema.我偶然在电影院遇到了雅各布。on occasion意为“间或，有时”；on an average意为“按平均数计算，一般地说”。7. 答案A。句意：仅仅记住语法规则是不够的。你应该练习你学到的东西。It is (no) use后接动名词，为固定表达方法，例如：It is no use arguing with him.与他争论毫无意义。8. 答案B。句意：每个人都要坚持这一计划。一旦开始，就不能变动。”adhere to+名词”意为“坚持”，例如：I will adhere to this opinion until contrary facts appear.如果没有相反的事实，我将坚持我的意见。infer意为“推断”，例如：to infer an unknown fact from a known fact从已知的实施推断出未知的事实。assure意为“使确信”，例如I can assure you of the reliability of the news.我可以向你保证这消息是可靠的。confer意为“授与（称号，学位等）”，例如：confer an honorary degree on her授与她荣誉地位。9. 答案C。句意：我们需要一位人人都信任的会长。have confidence in意为“信任某人”，介词后用宾格whom，故选C项。例如：Its a tragedy that one lacks confidence in himself.一个人如果缺乏自信心，那就是悲剧。10. 答案A。句意：民主国家每一个公民都可要求法律的保护。claim意为“（根据权利）要求，认领，索取”，例如：claim compensation for the losses要求赔偿损失。proclaim意为“宣告，宣布，公布”；acclaim意为“向欢呼”，例如：He was acclaimed as the winner.在欢呼声中他被承认为胜利者。declaim意为“雄辩；朗诵”。11. 答案B。句意：这些珍宝被毁，对人类来说是任何金钱都难以弥补的损失。make up for意为“补偿”，例如：They hurried on to make up for lost time.他们加速进行以补回失去的时间。stand up to意为“勇敢的面对；（物料）经得起（磨损等）”；come up with意为“提出，提供”；put up with意为“容忍”。12. 答案C。句意：为了买房子，他必须从银行贷一大笔钱。loan意为“贷款”，例如：Does the loan carry any interest?这笔贷款是否带利息？finance意为“财政，金融”；capital意为“资金，资本”，例如：to invest ones capital to the best advantage将资金做最有利的投资。13. 答案D。句意：我要是早几年开始学英语就好了。I wish后的宾语从句用虚拟语气。若表示过去没有实现的愿望，从句中的谓语动词用过去完成时。14. 答案A。句意：有些地区，由于气候条件恶劣，几乎无人居住。题中populate意为“居住于，生活于”；due to意为“由于”，后接名词，例如：Her illness was due to bad food.她的病是坏了的食物造成的。but for意为“要不是”，例如：But for my brothers help, I would not have finished.要不是我兄弟的帮助，我是无法完成的。with regard to意为“关于”。15. 答案B。句意：竞争的压力使美国人充满活力，但也使他们的情绪长期处于紧