— Do you often go to the movies at weekends？— Not often I only go to the cinema .A. at on

问题补充：

— Do you often go to the movies at weekends？

— Not often, I only go to the cinema .

A. at one time

B. for a time

C. at a time

D. from time to time

答案：

A. at one time

B. for a time

C. at a time

(答案→)D. from time to time

解析： from time to time意思为 “不时；偶尔”，与Not often相吻合。句意：不经常，我只是偶而去看看电影。at one time曾经；for a time一段时间；at a time一次；每次。