题目列表(包括答案和解析)

 0  314601  314609  314615  314619  314625  314627  314631  314637  314639  314645  314651  314655  314657  314661  314667  314669  314675  314679  314681  314685  314687  314691  314693  314695  314696  314697  314699  314700  314701  314703  314705  314709  314711  314715  314717  314721  314727  314729  314735  314739  314741  314745  314751  314757  314759  314765  314769  314771  314777  314781  314787  314795  447348 

 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.        

试题详情

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

试题详情

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.

试题详情

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

试题详情

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

试题详情

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

试题详情


同步练习册答案