"I do not know if that will be possible, sir."

Do you know, sir, what it was that shook me first?

I don't know, sir, but there usually aren't too many of those.

This slow member of the same family you don't know, sir.

Do you know, my dear sir, what I like best in your letter?

I think I'd rather not know, sir, if it's all the same to you.

When you will get this chapter of my history I do not know, sir.

I really want to get to know her better, sir.

You will know best, sir, in view of the parties concerned.

But exactly how we find out, you do not need to know, sir, Foley didn't add.