38. Mr. Black ______ home because his briefcase is still on the desk.
A.mustn’t have gone |
B.can’t have gone |
C.shouldn’t have gone |
D.needn’t have gone |
37. All animals, ______ their size, breathe once for every four heartbeats.
A.however |
B.whatever |
C.no matter |
D.in spite of |
36. ______ has helped to save the drowning girl is worth praising.
A.Who |
B.No matter who |
C.Anyone |
D.Whoever |
35. ______ the house prices have risen sharply, the number of buyers is as great as ever.
A.Despite the fact that |
B.In spite of what |
C.Regardless of |
D.Contrary to |
33. Great honors will be given to ______ have successfully rescued the victims of the earthquake.
A.those who |
B.whoever |
C.who |
D.Whom |
31. The decision ______ Internet addiction(成瘾)as a mental disorder has caused much debate.
A.to classify |
B.classifying |
C.being classified |
D.to be classified |