The Guardian does not know the identity of the man.

It is a pity that the Guardian no longer knows anything about wine.

By this time, the Guardians must know all about me.

It would be a long wait, the Guardian knew.

And not even the Guardian knew how it would end.

Does the Guardian know someting the rest of us don't?

How will the Guardian know where to put you?

The Guardian does not know which way to pull.

Not much doubt that the Guardian knows its readership and what will appeal to it.

The Guardian at the outer entrance to her building knows me by now, so I didn't have any trouble getting in.