45. --- Did you see Tom? He said he would come back for supper at six o’clock.

　 --- He seems ____ with Bob I the lake.

A. to swim 　　　　　　　　　　　　　　　　 B. to be swimming

C. to have swum 　　　　　　　　　　　　 D. swimming

44. I would love____ to the cinema last nigh t, but I had to look after my sick sister at home.

A. to go 　　　　　 B. to have gone C. going 　　　　　 D. having gone

43. If the work ____ by the end of this month is delayed, the construction company will be fined.

A. is completed 　　　　　　　　　　　　 B. to be completed

C. had been completed 　　　　　　　 D. being completed

42. It is impossible for anyone ____ these photographs before, because Mr. Newman had them developed today.

A. having seen 　 B. to have seen B. to see 　　　　　 D. seeing

41. --- I’m terribly sorry, but I seem ____ a hole in the rug.

　 --- Oh, that’s all right.

A. burn 　　　　　　 B. to burn 　　　　 C. to have burn D. to be turning

40. Another man-made earth satellite is reported in Beijing Evening News ____ into orbit yesterday.

A. to have been put 　　　　　　　　　　 B. to be put

C. to have put 　　　　　　　　　　　　　 D. having been put

39. Don’t you think the question ____ tomorrow is of great importance?

A. being discussed 　　　　　　　　　　 B. discussed

C. to be discussed 　　　　　　　　　　　 D. to discuss

38. --- Do you have anything more ___, sir?

　 --- No, you can have a rest or do something else.

A. typing 　　　　 B. to be typed 　 C. typed 　　　　　 D. to type

37. --- Why was he fined?

　 --- He happened to ____ several flowers in the park.

A. be seen pick 　　　　　　　　　　　　　 B. be seen picking 　　　　　　　　　　

C. be caught to pick 　　　　　　　　　 D. catch picking

36. The bank is reported in the evening newspaper ____ in board daylight yesterday.

A. being robbing　　　　　　　　　　　　 　　　　　　　　　　　 B. to be robbed

C. having been robbed 　　　　　　　 D. to have been robbed