. Marry notices are placed in the park warning people to the grass.
A. keep out
B. keep out of
C. keep away
D. keep off
网友回答
A. keep out
B. keep out of
C. keep away
(答案→)D. keep off
解析：短语辨析题。 A. keep out 禁止入内 B. keep out of 从…离开 C. keep away 避开 D. keep off 远离 句意：玛丽注意到公园里放置了警告人们不要践踏草皮的牌子。 根据语境选D