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My sister met him at the Grand Theatre yesterday afternoon，so he ________ your lecture.
#62507
A
couldn't have attended
B
needn't have attended
C
mustn't have attended
D
shouldn't have attended
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He _______ have taken your car by mistake because he didn’t have the keys.
#63034
A
mustn’t
B
shouldn’t
C
couldn’t
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needn’t
— May I smoke here?— No, you ________. Can’t you read the sign “NO SMOKING”?
#62643
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mustn’t
B
won’t
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needn’t
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I hope you __________ to my birthday party.
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to come
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can come
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comes
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are come
——Don’t put the bike_______the teaching building.——Sorry, I won’t.
#77025
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on
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under
C
around
D
of
 --- Do we have to hand in our research reports this afternoon, Professor Smith?--- Yes, you _______ . I will be waiting to check them all the afternoon.
#62581
A
should
B
may
C
can
D
must