大學英語四級考試試題及答案(文件)

　

【正文】 But only if Paley finds the financial backing which he failed to obtain 10 years ago. 26 . Plants will emit an increased amount of heat when they are ___________. A) sprayed with pesticides B) facing an infrared scanner C) in poor physical condition D) exposed to excessive sun rays 27. In order to apply pesticide spraying precisely, we can use infrared scanning to _________. A) estimate the damage to the crops B) draw a colourcoded map C) measure the size of the affected area D) locate the problem area 28 . Farmers can save a considerable amount of pesticide by __________. A) resorting to spotspraying B) consulting infrared scanning experts C) transforming poisoned rain D) detecting crop problems at an early date 29. The application of infrared scanning technology to agriculture met with some difficulties due to __________. A) the lack of official support B) its high cost C) the lack of financial support D) its failure to help increase production 30. Infrared scanning technology may be brought back into operation because of __________. A) the desire of farmers to improve the quality of their produce B) growing concern about the excessive use of pesticides on crops C) the forceful promotion by the Department of Agriculture D) full support from agricultural experts Part III Vocabulary and Structure (20 minutes) 31. The medicine is on sale everywhere. You can get it at chemist39。s __________ to be cleaning his room. A) known B) supposed C) regarded D) considered 38. The old couple decided to __________ a boy and a girl though they had three children of their own. A) adapt B) bring C) receive D) adopt 39. The government is trying to do something to __________ better understanding between the two countries . A) raise B) promote C) heighten D) increase 40 . The newspaper did not mention the __________ of the damage caused by the fire. A) range B) level C) extent D) quantity 41. The soldier was __________ of running away when the enemy attacked. A) scolded B) charged C) accused D) punished 42. Had he worked harder, he __________ the exams. 買茶葉，就到 許三多 1991 第 4 頁 202225 A) must have got through B) would have got through C) would get through D) could get through 43. Only under special circumstances __________ to take makeup tests. A) are freshmen permitted B) freshmen are permitted C) permitted are freshmen. D) are permitted freshmen 44. I had just started back for the house to change my clothes __________ I heard voices. A) as B) when C) after D) while 45. It seems oil __________ from this pipe for some time. We39。t trust him. A) Even though B) Even so C) Therefore D) Though 55. I don39。 and do not 76 him to leave the table immediately after a meal or he will 77 learn to swallow his food 78 he can hurry back to his toys. Under 79 circumstances must a child be coaxed （哄騙） 80 forced to eat. 61. A) if B) until C) that D) unless 62. A) procedure B) process C) way D) method 買茶葉，就到 許三多 1991 第 5 頁 202225 63. A) adequately B) attractively C) urgently D) eagerly 64. A) whether B) what C) that D) which 65. A) remark B) tell C) discuss D) argue 66. A) everybody B) anybody C) somebody D) nobody 67. A) opposes 。s appetite. Never ask a child 64 he likes or dislikes a food and never 65 likes and dislikes in front of him or allow 66 else to do so. If the father says he hates fat meat or the mother 67 vegetables in the child39。d better have it done tomorrow. A) cut B) to cut C) cutting D) being cut 49. As teachers we should concern ourselves with what is said。t seem before. A) reveal B) rewrite C) revise D) reverse 37. He39。s Remote Scanning Services Company could detect crop problems before they became visible to the eye. Mounted on a plane flown at 3,000 feet at night, an infrared scanner measured the heat emitted by crops. The data were transformed into a colorcoded map showing where plants were running fevers. Farmers could then spotspray, using 50 to 70 percent less pesticide than they otherwise would. The bad news is that Paley39。s vibrations 23 . The smart buildings discussed in the passage __________. A) would cause serious financial problems B) would be worthwhile though costly C) would increase the plexity of architectural design D) can reduce the ground vibrations caused by earthquakes 24. It can be inferred from the passage that in minimizing the damage caused by earthquakes attention should be focused on __________. A) the increasing use of robber and steel in capital construction B) the development of flexible building materials C) the reduction of the impact of ground vibrations D) early forecasts of earthquakes 25. The author39。s buildings and highways, making them more resistant to quakes. Despite the good news, civil engineers aren39。s overall attitude toward fridges? A) Neutral B) Critical C) Objective D) Compromising Passage Two Questions 16 to 20 are based on the following passage: The human brain contains 10 thousand million cells and each of these may have a thousand connections. Such enormous numbers used to discourage us and cause us to dismiss the possibility of making a machine with humanlike ability, but now that we have grown used to moving forward at such a pace we can be less sure. Quite soon, in only 10 or 20 years perhaps, we will be able to assemble a machine as plex as the human brain, and if we can we will. It may then take us a long time to render it intelligent by loading in the right software (軟件 ) or by altering the architecture but that too will happen. I think it certain that in decades, not centuries, machines of silicon (硅 ) will arise first to r