— 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
网友回答
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。