Sentence examples for i not known from inspiring English sources

I wouldn't have known that had I not known them.

"Had I not known to trust you, I would not have looked for you".

Why, I wondered while growing up, had I not known these stories?

Had I not known I was staying here I'd have believed it deserted.

Would I have heard the veiled evocations of Beethoven had I not known the genesis of this overture?

Had I not known the PIN, the teller said, I would have been asked a series of security questions.

How did I not know?

How could I not know that?

How could I not know this band?

Did I not know they were toxic?

I would not know.