48. Yang Liwei was the first Chinese __________ (fly) to space.

答案：41. married　 42. quiet, quietly　 43. stopped　 44. did, do, did　 45. destroyed　 46. open　 47. to see　 48. flying

47. It’s exciting__________(see) Chinese spacecrafts in space.

46. When we got home, we found that the door was __________(open).

45.－Who__________ (destroy) my bike?

－Sorry I don’t know.

44.－When__________ Betty and Lucy__________ (do) their homework last night?

－They__________ (do) it at half past seven.

43. The naught students__________(stop) talking when their teacher entered the room.

42. Please be__________ (quiet) in the library and read __________ (quiet).

41. My parents__________(marry) fifteen years ago. Now they still love each other.