had gone和had been 有什么区别?

had gone,表示某人去了某地,还没回来。had been gone,表示某人已经去世或是离开很久很久了。例：He ate the apple before he had gone to school。他去学校前就吃了那个苹果了。（意思是他还在学校。）He had been gone for a year。他消失/他去世整整一年了。（一般用于感叹的语气。）