have been和have been to区别就是：
have been to是have been其中之一的短语。have been后面还可以接不同的介词、形容词、副词、名词、过去分词、现在分词。
have been：一直；去过（现在完成时）。
举例说明：
My goodness, you have been busy! （+形容词）
天哪，你一直在忙！
Your trip must have been fun! （+名词）
你这次旅行一定很开心吧！
Things have been going badly. （+doing）
事情进展得不顺利。
There have been some ugly scenes. （+名词）
出现了一些丑恶的场面。
Fast foods and TVs have been with us for a long time. （+with）
快餐和电视已经陪伴我们很长时间了。
We have been in this small village for six days. （+in）
我们在这个小村庄已经呆了六天了。
The days of parting away have been for a whole year. （+for）
离别的日子已经整整一年了。
You must have been on stage until the final curtain. （+on）
你肯定是在台上一直呆到终场。
He may have been to some of those places. （+to）
那些地方他可能去过一些。
I have been to South Africa. （+to）
我去过南非。
I have been to many famous lakes. （+to）
我去过很多著名的湖泊。