Audrey Hepburn was a ballet dancer a very young age. In her twenties she became a famous

问题补充：

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

答案：

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。