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
--- He worked out such different questions at a very young age.--- Oh, he ______ a very smart student then.
#63131
A
could have been
B
should have been
C
might have been
D
must have been
—Can I pay the bill by check?--- Sorry, sir. But it is the management rules of our hotel that payment ____ be made in cash.
#62163
A
shall
B
mustn’t
C
can’t
D
will
— Can you play the guitar? — _________________.
#74765
A
No, I can
B
Sure, I can’t
C
No, you can
D
Yes, a little
Sometimes the boy is a bad-tempered child, but he ____ be quite lovely when he wishes．
#63210
A
may
B
can
C
shall
D
must