参考答案:   

1-5 BCDCC 6-10 CACBC   1

1. longer and longer   

12. quite difficult   

13. children   

14. care and attention   

15. normal,everyday life   

16-20 CDDAB   

21-25 BAACB   

26. (should)be   

27. reasonable   

28. proposal   

29. are not allowed   

30. eagerly   

31. strength   

32. had been produced   

33. Taking   

34. is   

35. to rise   

36-40 DBDBD   

41-45 DBCDA   

46. Air Conditioning System   

47. engineering requirments   

48. satis factory   

49. efficient   

50. roposal   

51-55 CL PD MA BK ZO   

56. Christ Church   

57. marked Private   

58. picnocking   

59. follow the advice   

60. prevent crime   

61-64 DCCB   

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