have been doing 和have done 还有had done三者的区别,用法举几个例子,
问题描述：
have been doing 和have done 还有had done三者的区别,用法
举几个例子,
答
现在完成进行时/现在完成时/过去完成时
I have been studying.我一直在学习。（从过去一直持续到现在的动作）
I have finished my homewoke.我已经做完了作业。（现在已经完成的动作）
I had closed the window yesterday.我昨天已经关了窗户。（过去已经完成）
明白了吗？？
答
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.