-Listen! Is Mary playing the piano in the room? --No. It ________ be Mary. She has gone to Hong Kong.
#77454
A
may not
B
needn’t
C
can’t
D
mustn’t
推荐题目
—Dad, must I finish my homework today?—No, you ______. You may do it tomorrow.
#74354
A
needn’t
B
mustn’t
C
don’t
D
won’t
When we were young, every evening my brother and I _____stay at home waiting for our mother to come back from work.
#63096
A
might
B
would
C
should
D
could
You _____ in your composition today. You can hand it in tomorrow morning.
#75867
A
need to hand
B
needn’t to hand
C
needn’t hand
D
don’t need hand
—Must I do my homework now, Mum?—_______. You can do it tomorrow.
#76333
A
No, you needn’t
B
No, you mustn’t
C
Yes, you need
D
Yes, you must
