They demanded that the books ______ to the school library right away.  
#87511
A
should return
B
be returned
C
were returned
D
returned
推荐题目
—Peter looked tired and a little absent-minded in class. —He _____ too late.
#87899
A
may stay up
B
could stay up
C
should have stayed up
D
must have stayed up
 ____ tennis every day ? 
#89779
A
Did you used to playing
B
Did you use to play
C
Use you to play
D
Used you play
 Terribly sorry, I came home at last. I ____of the supermarket ____so crowded.
#89238
A
should have thought; being
B
should think; being
C
could have thought; was
D
could think; was
Tom_______show his exam results to his parents. 
#89881
A
dare not
B
dared
C
dare to
D
dares not to
---I’m sorry. I _________ at you the other day.---Forget it. It was a bit out of control myself.
#86373
A
shouldn’t shout
B
shouldn’t have shouted
C
mustn’t shout
D
mustn’t have shouted