—Mind your steps, guy! Don't you see the words "_____ the grass"?
—Oh, I am sorry. [ ]
A. Keep off
B. Keep out
C. Take off
D. Take out
答案:A
—Mind your steps, guy! Don't you see the words "_____ the grass"?
—Oh, I am sorry. [ ]
A. Keep off
B. Keep out
C. Take off
D. Take out
答案:A