1. have been to 表示“曾经去过某地”，现在已经不在那里了。可与just, ever, never等连用。
例如：
I have just been to the post office. 我刚才去邮局了。
Mary has never been to the Great Wall. 玛丽从未去过长城。
Have you ever been to Hangzhou? 你曾经去过杭州吗？
have been to 后面可接次数，表示去过某地几次。例如：
I have been to Beijing three times. 我去过北京三次。
They have been to that village several times. 他们去过那个村庄好几次了。
2. have gone to 意为“到某地去了”，表示到了某地或正在去某地的途中。总之，说话时该人不在现场，一般不用第一、第二人称代词作句子的主语。
例如：
----Where is Tom? 汤姆在哪里？
----He has gone to the bookshop. 他到书店去了。
Jack Johnson has gone to London. 杰克.约翰逊到伦敦去了。
3. have been in 表示“在某地呆多长时间”，常与表示一段时间的状语连用，如：since, for, how long 等。
例如：
Mr. Brown has been in Shanghai for three days. 布朗先生来上海已经有三天了。
此外还有这些搭配：
have been here (there) /at home (school) /on the farm
have been here (there) / abroad
