---Did you listen to the speech?--- No, we ______ it. But we had a lot of traffic on our way.
#90052
A
could have attended
B
must have attended
C
could attend
D
shouldn't have attended
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— I’ll tell Mary about her new job tomorrow. — You ______ her last week. 
#89264
A
ought to tell
B
would have told
C
must tell
D
should have told
You __________ have told him my comment on him. Now, he is very angry with me.
#87637
A
needn’t
B
couldn’t
C
shouldn’t
D
mustn’t