Audrey Hepburn was a ballet dancer a very young age. In her twenties she became a famous film star.
A. from
B. in
C. on
D. at
网友回答
A. from
B. in
C. on
(答案→)D. at
解析：考查固定搭配。“在.....岁”用at the age of+数字。句意“奥黛丽赫本年轻时是一个芭蕾舞演员。在她二十多岁时，她成了一个有名的电影明星。”在早些年用电影at a very young age。故选D。