Some retired people have nothing to do. They often get together and for hours talking abou

问题补充：

Some retired people have nothing to do. They often get together and for hours talking about their past experiences.

A. look around

B. get around

C. turn around

D. sit around

答案：

A. look around

(答案→)B. get around

C. turn around

D. sit around

解析：四个选项分别表示到处寻找、到处走走、转身和无所事事，根据题意选B，一些退休的人无事可做。他们经常花几个小时一起到处走走，说说他们过去的经历。