—I wonder why Suzan looks worried today.—I’m not sure, but she ________a small accident driving here.
#63149
A
could have
B
might have
C
might have had
D
must have had
推荐题目
---Could you please come to the museum with me this afternoon?---Sorry, I ______ . I have to take a piano lesson at 2 pm.
#74382
A
couldn’t
B
mustn’t
C
can’t
D
needn’t
Everybody there was _______ by the _______ story.
#75049
A
moving; moving
B
moving; moved
C
moved; moved
D
moved; moving
— I regret to say that I have shouted at you the other day．— Forget it． I was a bit out of control myself．
#63681
A
shouldn’t
B
mustn’t
C
couldn’t
D
mightn’t
. (2010·江西名校模拟) —I’ve heard they went skiing in the mountains last winter. —It ______ true because there was so little snow there then.
#63673
A
may not be
B
won’t be
C
couldn’t be
D
mustn’t be