A notice was placed by the river bank warning people to the thin ice.A. keep offB. keep o

发布时间：2020-08-16 12:32:52

A notice was placed by the river bank warning people to      the thin ice.
A. keep off
B. keep out
C. keep away
D. keep on

网友回答

(答案→)A. keep off
B. keep out
C. keep away
D. keep on
解析：可联系答.案.网客服索取。
以上问题属网友观点，不代表本站立场，仅供参考！