According to the latest study，most traffic accidents be prevented if drivers are careful enough．
#62242
A
must
B
can
C
have to
D
need
推荐题目
—The party was a great success. Why didn’t you come? —I wish I_______.
#63654
A
had
B
did
C
would
D
should
I got close enough to hear them speaking Chinese, and I said “Ni Hao ” just as I ____ do in China.
#63507
A
must
B
might
C
can
D
should
The man in the office ____be Mr. Black because he phoned me from London just now.
#75461
A
mustn’t
B
may not
C
can’t
D
needn’t
(2011·江西高考)It ________be the postman at the door.It's only six o'clock.
#62390
A
mustn't
B
can't
C
won't
D
needn't