问题
单项选择题
He was on the point of slipping down the slope when he heard someone shouting to him to ______the rope.
A．hang on
B．hang up
C．hang about
D．hang around
答案
参考答案：A
解析：hang on“紧握着不撒手；坚持下去”；hang up“(电话)挂断”；hang about“闲逛；聚在……附近”；hang around＝hang about。
