-May we leave the classroom now? -No, you ______. You ______ to leave until the bell rings.
#78353
A
mustn’t, are allowed
B
don’t have to, are supposed
C
needn’t, aren’t allowed
D
can’t, aren’t supposed
推荐题目
There ________ be any difficulty about passing the road test since you have practised a lot in the driving school.
#62501
A
mustn't
B
shan't
C
shouldn't
D
needn't
—Does your uncle still smoke?—He ____________given it up. It’s two years ever since he ____________.
#63200
A
can’t have; smoked
B
may have; smoked
C
should have; has smoked
D
should have; didn’t smoke
—Must I finish the paper tonight? —No, you _______ finish it tomorrow.
#76650
A
must
B
needn’t
C
can
D
shouldn’t
—____ I swim here?—I’m sorry. Children ____ swim alone here..
#74302
A
Must, can’t
B
May, must
C
Can, mustn’t
D
Can’t, can