was it in 2002 when he was agt middle school that the boy became expert at computer?

题目

was it in 2002 when he was agt middle school that the boy became expert at computer?
如何翻译

答案

was it in 2002 when he was at middle school that the boy became expert at computer?
那个男孩是在2002年读中学的时候成为电脑专家的吗?