题目列表(包括答案和解析)
第一节:短文改错(共10小题;每小题1分,满分10分)
We American are wasteful people, not used to 76.
save. The early settlers began this pattern, for 77.
nature’s resources were very plentiful that no one 78.
even imagined a shortage. Within a few years 79.
the first Virginia settlement, for an example, pioneers
80.
burned down their houses when they are ready 81.
move west. They wanted to have the nails for 82.
future use. No one never gave a thought to the 83.
priceless hardwoods went up in smoke. 84.
We destroy many things that other people save. 85.
第二节:完形填空(共20小题;每小题1、5分,满分30分)
Computers have been taught to act and speak, and now the trick is to get them to listen ---- to understand spoken words. So far speech 36 system has been used by workers who need to enter data(数据) into a computer while their hands and eyes are 37 occupied.
The recognition of a limited vocabulary of single words from a single speaker is pretty much 38 problem. Some systems, however, have trouble 39 the noise of crumpling(揉) paper from the 40 of a human voice.
Speakers of independent systems that can recognize the same word 41 is spoken by many different people can be built by sampling(提供样品)how several people say the same words 42 storing several patterns for each word. But the 43 for errors are greater and the vocabulary must usually be 44 . Even more difficult is continuous speech. People 45 running words together and even changing some wounds when they speak, so the computer doesn’t know when one word ends and another 46 , making the process much less 47 . It was reported that it took an hour on the largest computer in 48 use to recognize one second of continuous speech.
Some attempts have been made to 49 continuous speech recognition by 50 the computer some rules of grammar to restrict(限制)which word can follow 51 other word. A device(装置)has been developed that has a 5,000-word vocabulary but 52 the speaker to 53 between words.
These devices, 54 at the moment, will represent the first applications(应用)of what is considered a 55 but extremely difficult technology.
36. A. producing B. acting C. recognizing D. teaching
37. A. other than B. rather than C. instead D. otherwise
38. A. a solved B. an impossible C. an unsolved D. an unpractical
39. A. preventing B. separating C. selecting D. telling
40. A. noise B. sound C. speech D. words
41. A. as B. when C. what D. which
42. A. as B. while C. and D. but
43. A. possibility B. chances C. mistakes D. fortunes
44. A. limited B. enlarged C. multiplied D. great
45. A. would B. feel like C. stick to D. are used to
46. A. heads B. starts C. ends D. concludes
47. A. easy B. uneasy C. difficult D. different
48. A. common B. continuous C. current D. past
49. A. clean B. make C. correct D. improve
50. A. storing B. saving C. giving D. suggesting
51 A. which B. the C. some D. still
52. A. takes B. requires C. orders D. requests
53. A. choose B. hesitate C. rest D. pause
54. A. however rapid B. no matter how slow C. though rough D. however
55. A. satisfactory B. costly C. promising D. far-fetched
35. The lights in the dormitory _____ until all the students have turned back to their rooms.
A. are turning on B. have been turned on C. will be going on D. didn’t go out.
34. How do you feel about the lecture tonight?
It couldn’t have been ______. I doubt if I will come to this lecture next time.
A. much disappointing B. any better C. more disappointing D. so worst
33. I don’t think it pays to buy a PC. for so much money. We _____ have to change it in a few years’ time for a bigger and more up-to-date one, I am afraid.
A. should B. might C. won’t D. can’t
32. Though American country music remains much the same as ______ it was several decades ago, singers have made dramatic changes about it.
A. what B. that C. X D. which
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