问题
选择题
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
答案：D
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。