请英语高手用后四种时态分别造句?1,一般完成进行时2,过去完成进行时3,将来完成进行时4,过去将来完成进行时

问题描述:

请英语高手用后四种时态分别造句?
1,一般完成进行时
2,过去完成进行时
3,将来完成进行时
4,过去将来完成进行时

现在完成进行时和过去完成进行时我听说过
什么一般完成进行时。。。有吗?

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i had been waiting for you for long
i will have been waiting for you for long
i would have been waiting for you for long