-- Who do you think _____ such a foolish thing?-- It _____ Tom, but I’m not sure.
#62680
A
could have done; may have been
B
could have done; must have been
C
should have done; may be
D
must have done; might have been
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-----Who ______ it be that hasn’t handed it in yesterday? ------It _______ be Bob. He handed it in yesterday.
#63423
A
can; mustn’t
B
must; can
C
can; can’t
D
may; mustn’t
---Look. The man at the gate _____ be our headmaster. He is always standing there every morning.---No. it ____ be him. He is having a meeting in the office now.
#78230
A
must; can’t
B
must; mustn’t
C
can’t; can’t
D
can’t; mustn’t
According to the rules and regulations, all payments ________ be made in cash in the shopping center.
#62400
A
shall
B
can
C
must
D
should