.--- Where is your father? --- I'm not sure. He_______ in the office.
#75019
A
must be
B
maybe
C
may be
D
perhaps
推荐题目
Everybody there was _______ by the _______ story.
#75049
A
moving; moving
B
moving; moved
C
moved; moved
D
moved; moving
---Can I tell Peter about the news?---No, I don’t want anyone else to know it. You ______ keep it to yourself.
#76200
A
must
B
need
C
can
D
may
Being examined twice a year, whether it is a car or a bus or a truck, it is the rule that every driver____ obey in this city.
#63081
A
shall
B
can
C
has to
D
need
—________ you leave your room in such a mess?—Sorry，Mum.I forgot to tidy it up.
#62308
A
Must
B
Can
C
Should
D
Will
The magazine___________ be Lily's, for we can find her name on the cover.
#77819
A
may
B
might
C
could
D
must