He was old music write started was when he was这道题错在哪里?要写出因为所以
问题描述：
He was old music write started was when he was这道题错在哪里?要写出因为所以
答
He wasan old music writerwho started his careerwhen he was10 years old.
主语He 谓语was 宾语 an old music writer 定语从句 who started his careerwhen he was10 years old.