31. He stood waving until the train was out of _____.

A. sight B. glimpse C. scene D. reach

32. It is important to____ people with respect and understanding.

A. treat B. attend C. care D. touch

33. The preparations for the trip will be____ till next week.

A. put out B. put over C. put off D. put up

34. Parking is a big problem____.

A. the traffic is so B. is so the traffic

C. so the traffic is D. so is the traffic

35. Nobody can be set in motion without a force _____ on it.

A. act B. to act C. acting D. acted

36. I know a number of occasions____ people died from water pollution.

A. how B. as C. when D. where

37. Dirty water must not be _____ with drinking water.

A. joined B. linked C. mixed D. ***bined

38. The main road through the city was blocked for three hours today after an accident__ __ two buses.

A. containing B. connecting C. including D. involving

39. Will you go to the meeting ____ visiting the museum please?

A. or B. and C. to D. instead of

40. Smith is to study medicine as soon as he ____ military service.

A. will finish B. has finished C. finish D. would finish

答案：

31-35 AACDC 36-40 CCDDB