may have been doing是什么时态

We may have been doing him an injustice.

我们可能冤枉他了。

The attacker may have been waiting around for an opportunity to strike

袭击者也许一直都在等待着动手的机会。

He may have been to some of those places

那些地方他也许去过一些。

One of these men may have been the murderer.

他们其中有一个人可能是杀人凶手。

You may have been socialized to do as you are told

也许你已经被同化了——让你做什么，你就做什么。