have been doing 和have done 还有had done三者的区别,用法

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have been doing 和have done 还有had done三者的区别,用法
举几个例子,

have been doing 是现在完成进行时,表过去发生的动作一直在进行到现在.
We have reading an interesting book since last week.
have done 是现在完成时,表在过去发生的动作对现有影响.
So far I have been to Beijing twice.
had done 是过去完成时,表过去的过去.
When I got there he had gone.
我是从事英语的,不明再问啦.

have been doing 和have done 还有had done三者的区别,用法 have been doing have done 的用法和区别 have been doing与 have done的用法区别 have been done与be done的区别和用法 have done和had done的区别 have been doing ,have done和have doing区别 have had . 和have done . had done . 和 have been doing . had b have done和have been done的用法是什么? having been done have been done have been doing 区别?就是have 和h have done、 have been done的区别 have been done 和 have been doing have done.have been done .had done.had been done 有什么区别?怎么用?有