3.-What about 10 o’clock tomorrow morning?-I’m afraid I can’t make it. I ___ then.

A. am going to take an exam B. am taking an exam　 C. will be taking an exam　　 D. am to take an exam

2.-Let’s hurry. Doctor Green is coming!---Oh, I was afraid that we _______.

A. will miss her　　 　 B. already miss her 　C. had already missed her　　　 D. have already missed her

40. What/what

41-50 BADAB CDADA

51-60ACCAA CACCC

61-70BBCCC DCBAB

71-80BAABA BDBBB

81-90ACDAC CACBB

91-100BADBB DBDAC

39. That

38. That

37. That/that

36. That

35. When/How soon

34. What

33. Whether/ how