—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
Every time she was in trouble, she went to him for help, as he said he ________ do anything for her.
#62339
A
should
B
must
C
would
D
might
"Those responsible for the accident be punished while those contributing to solving the problems be rewarded," promised the official then and there.
#62968
A
need
B
may
C
can
D
shall
—Whose schoolbag is this?—It ___________ be Mary’s. It has her name on it.
#77796
A
can
B
may
C
will
D
must
We have hurried all the way to the airport - the flight was called off because of the foggy weather．
#62846
A
mustn’t
B
couldn't
C
needn’t
D
wouldn’t