57. Could you tell me　　　　 ?　 A. where does Li Lei work

B. where did Li Lei work　 　C. where Li Lei works　 D. where Li Lei worked

56. The teacher told Xiao Ming　　　　 　late for school again.

A. not to be　 B. not be　 C. don't be　 D. not to

55. － Does your sister remember to return the library book today?

－Oh, yes. Thank you. She's　　　　 　 it for two weeks.

A. kept　 B. had　 C. borrowed　 D. keeping

54.－When did you go to bed last night?－I didn't go to bed　 my father got home.

A. until　 D. while　 C. after　 D. when

53.－Must I finish my homework now? － No, you　　 .You may have a rest first.

A. mustn't　　　 B. can't　　 C. may not　　　　 D. needn't

52. Mr Yu gave some new words to Lucy and asked her to 　　on the blackboard.

A. write it down　　 B. write them down　 　C. write down it　　 D. write down them

51. There is still a little orange here, but　　　　 people want to drink it.

A. little　 B. a little　 C. few　 D. a few

50. － They are thirsty. Will you please　 give them　　 ?－ Certainly.

A. some bottles of waters　 B. some bottles of water　

C. some bottle of water　 D. some bottle of waters

49. This maths problem is　　　　 and I can do it

A. easy; easily　　　　 B. easily; easily　　　 C. easy; easy　　　　　 D. easily; easy

48. － When was our Party founded?　 －It was founded　　　　 .

A. on October 1, 1949　 B. in May, 1922　 C. on July 1, 1921　 　 D. in August, 1927