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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Since she is angry, we ____ her alone.
#88147
A
had better to leave
B
would rather to leave
C
might as well leave
D
should as well leave
It’s time that you __________ the whole book.
#88062
A
must go over
B
can go over
C
went over
D
have gone over
We _____ last night,but we went to appreciate the flowerbeds and streetlights in Tian’anmen Square instead.
#89037
A
might study
B
could study
C
should have studied
D
must have studied