40. A. study B. speak C. work D. act
39. A. companies B. places C. positions D. offices
38. A. certain B. busy C. careful D. perfect
37. A. age B. stage C. year D. grade
36. A. argue B. disagree C. satisfy D. discuss
34. “Why couldn’t they meet us at five o’clock?”
“Because they were delayed by _________. ”
A. heavy traffic B. heavy traffics C. crowded traffic D. crowded traffics
33. ---Hi, Brown! Are you going to have an outing?
---_____.
A. I can't say B. Yes, I will do
C. It's fun to do so D. That all depends
32. It is ______you deal with difficulties that shows_____ you are really like.
A. what; what B. how; what C. how; that D. which; how
31. ______ in the chimney for five hours, the thief looked very pale and tired
A. Having been trapped B. Being trapped
C. trapping D. Having trapped