1、been是be的过去分词，表示去...参观过、到...旅游的意思，I've never been to Kenya,but I hope to visit it next year.我从未去过肯尼亚，但我希望明年去看看。
2、She's been to the hairdresser's.她去过理发店了。
3、Do you need to go to the bathroom,or have you already been?你需要去洗手间吗？不，我刚刚去过了。
4、been作动词表示来过、到过的意思，The postman hasn't been yet.邮递员还没有来。
