—Listen! Peter is singing in the classroom! —It _____ be him. He has gone back to his hometown.
#74925
A
must
B
mustn’t
C
may not
D
can’t
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You _______ write the poem down. Our teacher will give us a copy. 
#74599
A
can’t
B
shouldn’t
C
needn’t
D
mustn’t
You ______ to the party if you’re so busy.
#76821
A
don’t need come
B
not need coming
C
needn’t come
D
need not to come