——Hi, Mike．Any idea where Mary is?——She ____ in the classroom．I saw her there just now．
#89011
A
shall be
B
should have been
C
must be
D
might have been
推荐题目
John,look at the time. you stop playing the piano at such a late hour?
#89670
A
Must
B
Can’t
C
May
D
Need
———It was a green dinner. _______ ———Thanks. But it really only took an hour.
#87721
A
You must be tired.
B
I enjoyed it very much.
C
You must have spent all day cooking.
D
I have never had it before.
What a pity! Considering his ability and experience, he ___________ it better.
#87501
A
need have done
B
must have done
C
can have done
D
might have done