You ________ stop when the traffic light turns red. 
#76630
A
can
B
had better
C
need
D
must
推荐题目
Tom would rather _________than _________. 
#77217
A
stay at home , go out
B
to stay at home , to go out
C
to stay at home , go out
D
stay at home , to go out
Days later, my brother called to say he was all right, but ________ say where he was. 
#62801
A
mustn’t
B
shouldn’t
C
wouldn’t
D
mightn’t