--- Whose backpack is this?--- It be Mary’s. She is looking for hers.
#74249
A
can
B
must
C
may
D
can’t
推荐题目
—Must I finish the work today, mom ?—No, you ______.You can finish it tomorrow.
#74596
A
mustn’t
B
can’t
C
shouldn’t
D
needn’t
It’s said that there are plenty of hotels in that town. There ____________ be any difficulty for you to find somewhere to stay.
#74463
A
wouldn’t
B
shouldn’t
C
needn’t
D
mustn’t
—Mary broke up with me! —You____ have forgotten about the Valentine's Day．
#63262
A
shouldn't
B
couldn't
C
needn't
D
mustn't
According to the rules of Daddy, where are we going?, nobody _______ take along with them cash and cell phones.
#62658
A
must
B
may
C
will
D
shall
He________sleep，although he tried to，when he got on such a hunt for an idea until he had caught it.
#62298
A
wouldn’t
B
shouldn’t
C
couldn’t
D
mustn’t