—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
推荐题目
 I ________ have watched that movie---it will give me horrible dreams.
#62547
A
shouldn’t
B
needn’t
C
couldn’t
D
mustn’t
That bicycle ________ belong to Judy. It’s much too big for her.
#78147
A
won’t
B
shan’t
C
can’t
D
needn’t
------Shall we meet at the station at 8 a.m? -------In fact we________.The train _______until 10a.m.
#74764
A
mustn’t ;doesn’t leave
B
mustn’t ;leaves
C
needn’t ;won’t leave
D
needn’t;will leave