—Why are those people gathering in the middle of the street?—I don’t know. There ________ be an accident.
#63511
A
shall
B
should
C
can
D
might
推荐题目
—Listen! There is a knock on the door. Who _____ it be?—It must be Jack. Just now I sent for him.
#63686
A
shall
B
can
C
must
D
might
—Susan’s parents have bought a large house with a swimming pool.—It be very expensive.
#78199
A
must
B
can
C
mustn’t
D
can’t、
(2013·皖南八校一模)I felt surprised that anyone of his intelligence ________ such an easy test.
#62427
A
might have failed
B
could have failed
C
should have failed
D
must have failed