-May we leave the classroom now?-No, you _______. You _______ to leave until the bell rings.
#74240
A
can't; are allowed
B
mustn't; aren't allowed
C
needn't; are allowed
D
needn't; aren't allowed
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---Can people drive after drinking a glass of beer?---No. According to the law they _________.
#74316
A
mustn’t
B
can’t
C
needn’t
D
shouldn’t
—Excuse me. Is this the right way to the Summer Palace? —Sorry, I am not sure, but it ____ be.
#63278
A
must
B
can
C
might
D
will
－Two hundred yuan for such a T-shirt! You ______ be joking!－I’m not joking . It’s made of silk.
#75530
A
can’t
B
can
C
need
D
must
—May I swim here? — No, you _______. It is dangerous.
#62690
A
won’t
B
needn’t
C
mustn’t
D
don’t have to