—I wonder why Susan looks worried today. —I’m not sure, but she _____a small accident driving here.
#62614
A
could have
B
might have
C
might have had
D
must have had
推荐题目
Boys, you ______ be sitting in this room. It is for your teachers only.
#76759
A
shouldn’t
B
don’t have to
C
won’t
D
needn’t
She ______ into the thick forest alone on such a dark night.
#62275
A
dares not go
B
dares not to go
C
dare not to go
D
doesn’t dare go
— Shall I inform him of the change of the schedule right now?— I’m afraid you _____.
#63465
A
will
B
may
C
must
D
can
—The pollution problem here seems to get more and more serious.--Yes. Something_____about it.
#76572
A
must do
B
must be done
C
is doing
D
had been done