have been to 跟have gone to区别

问题描述:

have been to 跟have gone to区别

比如你去年去了北京回来了,i have been to BJ .我去过北京(回来了)
比如你老板有电话,但人在北京你就和对方说 My boss has gong to BJ.

前者是去过某地后已经回来了
后者是已经去了某地,不一定回来了

have been to是去过某地后已经回来了
have gone to是已经去了某地,或在去某地的路上