To protect the environment, the local government has put up a lot of ______ to warn the citizens not to litter the ground.
#11232
A
sighs
B
sights
C
signals
D
signs
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He used to be a successful businessman, but drug ____ his ruin.
#12415
A
attended to
B
contributed to
C
resulted from
D
devoted to
My mother opened the drawer to _________ the knives and spoons.
#13430
A
put away
B
put up
C
put on
D
put together