David, you _____play with the valuable bottle; you_______ break it.
#62983
A
won’t; can’t
B
mustn’t; may
C
shouldn’t; must
D
can’t; shouldn’t
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-----You ______ it up during the meeting------I_______ know it was so sensitive an issue. 
#62907
A
might not have brought ;don’t
B
needn’t have brought;don’t
C
shouldn’t have taken,didn’t
D
shouldn’t have brought ,didn’t
— I think Mr. Zhang may be in his office.— No, he _____ be there. I saw him ____ there just now.
#77792
A
can’t; went
B
mustn’t; left
C
can’t ; leave
D
may not; going
— Who’s singing in the next room? — It ______ be Mary. She ______ New York. 
#75016
A
mustn’t, is in
B
must, has gone to
C
could, has been in
D
can’t, has gone to