Asking if Someone remember or not

Formal expressions
I wonder if you remember ….
You remember ...., don’t you?
You haven’t forgotten ...., have you?
Don’t you remember ....?
Do you happen to remember it now?

Ways to respond
Let me think, yes, I remember.
I remember especially the scenery.
I’ll never forget that.
I’ll always remember.
I can remember it clearly



Informal expressions
Remember the old house we used to live in?
Remember that?
I’m sorry, I don’t remember.
Ways to respond
Hold on. Yes, got it!
I know ….
It’s coming back to me now.

Response if you forget:
Sorry, I’ve completely forgotten.
I’m afraid I forget.
I really can’t remember.
I’m afraid I have no memory of him.
Err, let me think. No, it’s gone.
Sorry, it slipped off my mind.