---I feel the house shaking.----So do I .It ___ be sign of an earthquake most probably. Let’s hurry to leave here.
#90314
A
ought to
B
could
C
can
D
might
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The workers in the factory demanded that their pay   by 20 percent.
#87643
A
be raised
B
would be raised
C
should arise
D
should be risen
---You _________to our Mom like that. It was awfully impolite. ---You are right. I must have been crazy at that moment.
#87529
A
mustn’t have talked
B
needn’t have talked
C
shouldn’t have talked
D
may not have talked
If he         my advice, he wouldn't have lost his job.
#86856
A
followed
B
should follow
C
had followed
D
would follow