His brother met him at the Great Theatre yesterday afternoon, so he ____ have attended your lecture.
#87186
A
couldn’t
B
needn’t
C
mustn’t
D
shouldn’t
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They were abroad during the months when we were carrying out the investigation, or they _____ to our help.
#86376
A
would have come
B
could come
C
have come
D
had come
— We did not see him at the lecture yesterday． — You _______ him, since I went to an international conference with him．
#87885
A
mustn’t have seen
B
can’t have seen
C
couldn’t see
D
needn’t have seen
Supposing you _________ the lottery, what would you do with the money?
#86433
A
would win
B
have won
C
had won
D
won
Just imagine performing such an opera as Turandot in the Forbidden City there _____ be a better setting!
#87965
A
mustn’t
B
shouldn’t
C
couldn’t
D
needn’t
The poor boy _____ the test again; in that case, his mother will be very disappointed.
#90149
A
must have failed
B
might fail
C
could have failed
D
should fail