有hadbeendo的用法吗？

更新时间2020-01-06 01:56:45

He had always been able to count on her wise counsle.

他总是能指望她的机智的建议。

这句话为什么是had been able 而不是 had been abled 呢？

able是一个形容词，形容词没有过去式，词组是 be able to 能够。