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---Mum, could I go shopping with you? --- Yes,________ . But you have to finish your homework first.
#74498
A
you can
B
you could
C
you can’t
D
you couldn’t
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— Must I stay here with you?—No, you_____. You may go home, but you ______go to the net bar.
#77257
A
mustn’t , needn’t
B
needn’t, mustn’t
C
must, need
D
need, must
The lady in the sitting room           be over sixty. She looks so young.
#75369
A
can’t
B
must
C
may
D
needn’t
---Can I watch TV now? ---No, you         .You________ do your homework first.
#76196
A
can; can
B
can’t ; must
C
can’t; can
D
must ; can
You are tired. You _____ go to bed early.
#77293
A
can’t
B
should
C
aren’t
D
shouldn’t
—I didn’t tell him the news.—Oh, you ought _______.
#63528
A
to 　　
B
not to
C
not to have 　
D
to have