On rainy days, accidents ______ happen sometimes on steep roads．
#63545
A
should
B
shall
C
must
D
can
推荐题目
(2013·高考江西卷)When I was a child，I________watch TV whenever I wanted to.
#62466
A
should
B
could
C
must
D
need
( )28.－_____ you put away your books?－Yes, mum. I’ll do it at once.
#76655
A
Might
B
Should
C
Could
D
Must
--- I saw the Smiths at West Beijing Station this afternoon.--- You __________. They are still on holiday in Hawaii.
#62771
A
mustn't have
B
shouldn't
C
couldn't have
D
needn't