There is, to be sure, a keen irony to the UK situation.

He wanted to be sure the subject would never come up again.

This is exploitation, to be sure, in all the most obvious ways.

Do I look all right? Asking because he had to be sure.

And yet it is too soon to be sure of what happened.

She asked court officials to be sure Adams was looking at her.

Not speaking a word of Polish myself it's difficult to be sure.

She invented the key thing to be sure the house was secure.

They just want to be sure they are drinking a quality wine.

He'd simply wanted to check to be sure she was still breathing.

He's agreeable to a fault, to be sure, but that's the problem.

Defining the class period is an underappreciated art form, to be sure.

I wanted to be sure it was going to be all right.

He didn't know enough of the man to be sure either way.

I just want to be sure it's what we both really want.

It only took a heartbeat to be sure the room was clear.