“Why didn’t she come to the meeting yesterday?” “I’m not so sure. She ______ ill.”
#89547
A
should be
B
should have been
C
must be
D
might have been
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---I was trying to carry out the plan, but I failed.---Well, you _________, for we were uncertain it would do ________.
#87807
A
needn’t do that, in fact
B
needn’t have done, in effect
C
needn’t have, in practice
D
needn’t, in time
Listen! His family must be quarreling, _____?
#87227
A
mustn’t it.
B
isn’t it.
C
aren’t they.
D
needn’t they.
-Any information about your son?-No,if only I  ______ those tough words to him.
#86717
A
didn’t say
B
hadn’t said
C
shouldn’t have said
D
couldn’t have said