My sister met him at the Grand Theater yesterday afternoon, so he _______ your lecture.
#63463
A
couldn’t have attended
B
needn’t have attended
C
mustn’t have attended
D
shouldn’t have attended
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The door _______ open, no matter how hard she pushed. 
#62534
A
shouldn‘t
B
couldn't
C
wouldn't
D
mightn't
--- Shall we meet at the station at 8 a.m.?--- In fact we _________. The train _________ until 10 a.m..
#75636
A
mustn’t; doesn’t leave
B
mustn’t; leaves
C
needn’t; won’t leave
D
needn’t; will leave
-- Can you play the piano?-- ____________________________.
#74141
A
Yes, a little
B
Sure, I can’t
C
No, you can
D
No, I can
 —Must I wait for you here?—No, you ______. 
#76623
A
don't
B
can't
C
mustn’t
D
needn’t