It __be the vocabulary that caused you the problem in the exercise because you know a lot of words.
#62775
A
may
B
couldn’t
C
should
D
needn’t
推荐题目
－What does the sign over there say?－“No person _______ bring drinks into the student computer pool.”
#63223
A
will
B
shall
C
may
D
must
(2013·湖南高考)He ________ sleep, although he tried to, when he got on such a hunt for an idea until he had caught it.
#62396
A
wouldn't
B
shouldn't
C
couldn't
D
mustn't
Sir, you _______ be sitting in this sitting room. It is for women and children only.
#62269
A
oughtn’t to
B
can’t
C
won’t
D
needn’t