——Who’s the man over there?Is it Mr. Black?——It______be him. He’s much taller.
#75454
A
may not
B
can’t
C
will not
D
mustn’t
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Jenny doesn’t agree with her father, but she ________ that to his face.
#63121
A
dare not to say
B
doesn’t dare to say
C
dares not say
D
dare not saying
—Hurry up , or you ________ catch the train. 
#75443
A
can’t
B
needn’t
C
mustn’t
D
shouldn’t