英语课本单元单选.doc

1. The aircraft base is protected with specially designed shelters which are built to _ ground and air attacks. A) launch B) withstand C) contest D) contend Note: To withstand a force, an action, or an attack is to survive it or do not give in to it. 2. Im pleased to hear of your job offer - all that hard work at school has obviously _. A) paid off B) taken its toll C) made a difference D) shown up Note: If an effort or action pays off it is successful or profitable after a period of time. 3. The talks might _ for weeks before any concrete result is announced. A) press on B) drag on C) get bogged down D) hold out Note: You say that an event or process drags on when you disapprove of the fact that it lasts for longer than necessary. 4. We need someone really _ who can organize the office and make it run smoothly. A) crucial B) realistic C) essential D) efficient Note: If someone is efficient, he is able to do tasks successfully, without wasting time or energy. 5. Once Mrs. Kirkpatrick _ you in conversation, youre stuck with her for at least half an hour. A) submerges B) engages C) occupies D) launches Note: If you engage someone in conversation, you have a conversation with him. 6. Their refusal to compromise is a major _ that stands in the way of further peace talks. A) obstacle B) complication C) entity D) hazard Note: An obstacle is a problem or difficulty that makes a situation harder to deal with. 7. However, the new law, once passed, will _ the Bridlington agreement illegal by giving workers the right to join unions of their choice. A) convert B) render C) cancel D) eliminate Note: Render can be used with an adjective that describes a particular state to say that someone or something is changed into that state. For example, if someone or something makes a thing harmless, you can say that they render it harmless. 8. I will hold you personally _ if anything goes wrong in this project. A) destructive B) lucrative C) diverse D) responsible Note: If you hold someone responsible for something, you will blame them if anything goes wrong. 9. Due to his recent failure to meet the deadline, Jason is _ from the list for promotion. A) eliminated B) retreated C) pried D) wrenched Note: When a person or team is eliminated from a competition, they are defeated and so take no further part in the competition. 10. The intelligence department was accused of failure to _ the troops to the possibility of an enemy attack during the weekend. A) instruct B) warn C) dictate D) alert Note: If you alert someone to a situation, especially a dangerous or unpleasant situation, you tell them about it. 11. Now that weve got a loan from the bank, our project is financially _. A) constructive B) feasible C) favorable D) stiff Note: If something is feasible, it can be done, made, or achieved. 12. Under normal circumstances the body can _ these naturally occurring substances into vitamins. A) convert B) render C) derive D) originate Note: To convert one thing into another is to change it into a different form. 13. This course focuses on the _ of economic analysis to the problems of inflation, unemployment, the balance of payments and enterprise behavior. A) conception B) combination C) application D) introduction Note: The application of a rule, a study, or a piece of knowledge is the use of it in a particular situation. 14. You can _ the video camera on a tripod (三脚架), so that you dont have to worry about holding it steady while you ask questions.A) withstand B) mount C) implement D) dwell Note: If you mount an object on something, you fix it there firmly. 15. The camps are not usually tent-type camps. They are mostly long-established, _ structures, often with strange Indian names. A) permanent B) historical C) monotonous D) raw Note: Something that is permanent lasts for ever. 16. A firm might sometimes sell at a loss to drive a competitor out of business, and _ increase its market power. A) therefore B) thereby C) hence D) further Note: You use thereby to introduce an important result or consequence of the event or action you have just mention. 17. _ students should be motivated by a keen interest in theater and should have some familiarity with plays in production. A) Prospective B) Responsible C) Ethnic D) Realistic Note: You use prospective to describe someone who wants to be the thing mentioned or who is likely to be the thing mentioned. 18. Our postgraduate students are fully integrated into the departmental research _ and, in addition, participate in the Postgraduate Education Programme. A) cooperation B) endeavor C) administration D) network Note: An endeavor is an attempt to do something, especially something new or original. 19. As a reporter, I was paid to _ into other peoples lives. A) pry B) convert C) blurt D) carve Note: If someone pries, they try to find out about someone elses private affairs or look at their personal possessions. 20. The ball was _ out of his grasp by a player on the other team. A) wrenched B) contested C) interrupted D) sucked Note: If you wrench something that is fixed in a particular position, you pull or twist it violently, in order to move or remove it. 21. As he walked out of the court, he was _ with frustration and rage. A) applauding B) quivering C) paralyzing D) limping Note: If someone is quivering with an emotion such as rage or happiness, their appearance or voice clearly shows this emotion. 22. AIDS activists permanently changed and shortened Americas _ process for testing and approving new drugs of all kinds, for all diseases. A) efficient B) stagnant C) intricate D) appropriate Note: Something that is intricate has many small parts or details. 23. Some of the tunnels in the cliff are natural, some were _ out. A) carved B) pried C) penetrated D) decorated Note: If you carve something, you form it by cutting it out of a substance such as wood or stone. 24. The doctor _ Billys operation with x-rays and special exercises to make him stronger. A) went after B) followed up C) started up D) took on Note: If you follow up something that has been said, done, suggested, or discovered, you try to find out more about it or take action about it. 25. People from different cultures have different _ of the world. A) impressions B) complications C) foundations D) conceptions Note: A conception of something is an idea that you have of it in your mind. 26. Dont let his criticism _ you; he belongs to the kind of people who take delight in finding fault with others work. A) discourage B) concern C) dictate D) paralyze Note: If someone or something discourages you, they cause you to lose your enthusiasm about doing something. 27. The survey found 80 percent of viewers were _ by the violent scenes in the film. A) eliminated B) alerted C) offended D) discouraged Note: If you offend someone, you upset or embarrass them by doing something rude or tactless. 28. The mayor promised to trim the city budget without cutting _ services. A) essential B) appropriate C) equivalent D) lucrative Note: Something that is essential is extremely important or absolutely necessary to a particular subject, situation, or activity. 29. In todays working world the roles of men and women are becoming _. A) dwarfed B) incorporated C) correlated D) blurred Note: If an idea or a distinction between things is blurred, that idea or distinction no longer seems clear. 30. This disease _ in Africa but has now spread to many parts of the world. A) derived B) originated C) sparkled D) dwelled Note: When something originates, it begins to happen or exist. 31. Have you any _ plans for your future now that youve completed your graduate studies? A) decisive B) exact C) precise D) definite Note: If something such as a decision or plan is definite, it is firm and clear, and unlikely to be changed. 32. Anyone caught _ an offense will be punished. A) committing B) conducting C) executing D) performing Note: To commit something is to do something illegal or bad, such as a crime or an offence. 33. There is scientific evidence to support our _ that being surrounded by plants is good for health. A) perception B) instinct C) conception D) implication Note: Instinct is a feeling that one has that something is the case, rather than an opinion or idea based on facts. 34. The Israeli troops _ by launching a bombing attack on the Palestinian-controlled areas. A) had a crack B) took a toll C) took revenge D) followed up Note: If someone takes revenge, they hurt or punish the person who has hurt or harmed them. 35. He should _ what hes good at, and not switch to something he knows nothing about. A) take on B) stick to C) go after D) live on Note: If you stick to something, you continue doing, using, saying, or talking about it, rather than changing to something else. 36. To be _ with you, I think youre making a dreadful mistake by refusing to cooperate. A) candid B) pertinent C) mild D) vivid Note: When you are candid with someone, you speak honestly. 37. There are still some _ for students of science and engineering, but those in arts and humanities have been filled. A) positions B) vacancies C) categories D) applications Note: A vacancy is a job or posivion which has not been filled. 38. The plants are in a(n) _ plastic box, so the children can observe how the roots grow with time. A) appropriate B) intricate C) transparent D) waterproof Note: If an object or substance is transparent, you can see through it. 39. The United Nations was supposed to _ the role of global peace-keeper. A) contend B) nurture C) carve D) undertake Note: When you undertake a task or job, you start doing it and accept responsibility for it. 40. People under a lot of _ may experience headaches, minor pains and sleeping difficulties. A) stress B) exposure C) endurance D) endeavor Note: If you are under stress, you feel worried and tense because of difficulties in your life. 41. The destruction of the Twin Towers in New York City _ shock and anger throughout the world. A) summoned B) tempted C) provoked D) enveloped Note: If something provokes a reaction, it causes it. 42. His total worldly possessions _ little more than the clothes he stood up in. A) amounted to B) settled for C) turned up D) came at Note: If something amounts to a particular total, all the parts of it add up to that total. 43. A UN official said aid programs will be _ until there is adequate protection for relief personnel. A) multiplied B) spanned C) arrested D) suspended Note: If you suspend something, you delay it or stop it from happening for a while or until a decision is made about it. 44. Many social problems are caused by the uneven _ of wealth. A) equality B) justice C) distribution D) volume Note: The distribution of things involves giving or delivering them to a number of people or places. 45. The shopkeepers are complaining that business has been reduced to a _ of what it was before the outbreak of war. A) fraction B) section C) portion D) trifle Note: A fraction is a tiny amount or proportion of something. 46. The number 30 on a road sign _ that the speed limit is 30 miles an hour. A) signifies B) forecasts C) illumines D) characterizes Note: If a sign or a symbol signifies something, it is a sign of that thing or represents that thing. 47. Our director had _ on the matter for a long time before he made the decision. A) hushed B) thrashed C) pondered D) suspended Note: If you ponder or ponder on something, you think about it carefully. 48. The weather wasnt favorable and both teams had to _ icy rain and a strong wind during the match. A) pin down B) contend with C) get stuck in D) take control of Note: If you contend with a problem or difficulty, you have to deal with it or overcome it. 49. The word is now widely used in newspapers and magazines, but its origin still remains _. A) exotic B) widespread C) obscure D) adrift Note: If something is obscure, it is unknown or is known by only a few people. 50. George _ an agonizing 48-hour wait for the results of the tests. A) underwent B) withstood C) undertook D) grilled Note: If you undergo something unpleasant, it happens to you and you endure it. 51. The consumer _ in recent years has led to an explosion of shopping center development in big cities like Beijing, Shanghai and Canton. A) summit B) boom C) pressure D) volume Note: A boom in something is an increase in its amount, frequency, or success. 52. The car, at least as we know it, is on the way out, because its exhaust _ a threat to the environment. A) originates B) poses C) offends D) paralyzes Note: If something poses a problem or a danger, it is the cause of that problem or danger. 53. The offer of a free overseas tour _ him into buying the villa on the hillside. A) discouraged B) committed C) tempted D) tangled Note: Something that tempts you attracts you and makes you want it, even though it may be wrong or harmful. 54. Obviously, no teacher has _ patience. Even Larry, who is always kind and tolerant, lost his temper on that particular occasion. A) infinite B) definite C) spectacular D) p