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56、__________was reported yesterday, two buildings were caught on fire in the town.
A. It
B. As
C. What
D. That

57、I expect__________some tough questions from both sides.
A. there be
B. there to be
C. there being
D. there been

58、Judging from the fact that the other scouts haven't arrived, they__________the bus.
A. might miss
B. could miss
C. must have missed
D. should have missed

59、I am reluctant to use the strategy__________it serves a very clear purpose.
A. when
B. unless
B. as long as
D. as soon as

60、If you__________a little longer at the party last night, you would have met the popstar.
A. have stayed
B. stayed
C. had stayed
D. would have stayed

61、Greenspan is aware of these problems, but he doesn't seem to believe there was any way he could have done__________about them.
A. anything
B. something
C. nothing
D. everything

62、They cannot be brother,__________they do not resemble each other at all.
A. but
B. still
C. for
D. then

63、__________you suspect something, I may as well tell you the whole truth.
A. Since
B. Until
C. After
D. While

64、__________from the top of a mountain, the beautiful peak is a magic that captures his emotion.
A. Viewing
B. To view
C. View
D. Viewed

65、I am often asked whether I regret__________my PhD project.
A no to finish
B. not have to finish
C. having not finished
D. not having finishing