．—What’s the matter with the man hanging his head there? —Well, if you _______ know, he was caught stealing my bike.
#88321
A
must
B
may
C
can
D
shall
推荐题目
The poem did not have an appropriate ending, _________ she would have won the competition.
#87092
A
because
B
or
C
but
D
and
It has been announced that passengers ____ remain in their seats until the dangerous subjects have been removed.
#90050
A
can
B
will
C
may
D
shall
It’s suggested that some activities to celebrate the 30th anniversary of the Reform and Opening-up.
#87594
A
should hold
B
are held
C
be held
D
will be held
-I wonder why Mr Green hasn’t showed up at the meeting yet.-I’m not sure, but he _______ in a traffic jam driving here.
#89231
A
could be stuck
B
might stuck
C
might have been stuck
D
must have stuck