54. Mr. Green says ____ they will go back to English .

A. where　　 B. when　　 C. who　　 D. that

53. ---I'm sorry to give you too much trouble .　 ---____ .

A. That's right　 B. Not at all　 C. All right　 D. No , I'm not

52. Five days ____ not a long time for a visitor in Hangzhou .

A. is　　 B. are　　 C. will　　 D. were

51. Did you catch the last bus or ____ it yesterday evening ?

A. take　　 B. get　　 C. forget　　 D. miss

50. I'm afraid I won't go with you today , because I have

　　　　 a lot of things to do and won't be ____ .

A. late　　 B.possible　　 C. free　　 D. busy

49. We hope they ____ come to our party this evening .

A.　　　　　 shall be able to　　 B. will be able to　

C. can be able to　　　 D. is going to be able to

48. As Miss Yang wasn't in , I ____ her a message .

A. left　　　 B. wrote　　 C.took　　 D. got

47. Lucy wants to finish her homework as ____ as possible .

A. earlier　　 B. soon　　 C. fast　　 D. quickly

46. I could hear the talk ____ Lucy and Lily last night .

A. of　　 B. to　　 C. among　　 D. between

45. ---How long have you ____ the books ?　 ---Two weeks .

A. lent　 B. bought　 C. borrowed　　 D. kept