问题
选择题
He could play the violin when he was five.
A．at the age of five
B．five years later
C．for five years
D．five years age
答案
答案：A
题目分析：句意:当他五岁的时候他就会拉小提琴。when he was five当他五岁的时候。at the age of five 在五岁的时候；five years later 五年后；for five years 五年；five years ago五年前。根据他们的意思可知选A。