—Listen! Is that Millie singing?—No. It _____ be Millie. She has gone to Beijing.
#75988
A
may
B
can’t
C
must
D
mustn’t
推荐题目
I’m impressed with his determination. When he had a problem to solve, he _____ work at it until he found an answer.
#63610
A
would
B
might
C
must
D
should
---The man in a black suit _______ be our youth worker.---It _______ be him. I saw him in the classroom building some minutes ago.
#76118
A
can; could
B
must; can’t
C
can; mustn’t
D
must; won’t
Sir, you ________ take this seat. It’s just for the old.
#63644
A
oughtn’t to
B
can’t
C
won’t
D
needn’t
You __________be tired—you’ve only been working for an hour.
#62234
A
must not
B
won’t
C
can’t
D
may not
Now people like to write articles------computers not--------paper.
#76993
A
on ; on
B
at ; on
C
in ; in
D
with ; with