Dialogue: W: Why are you so upset and worried? M: I've been racking my brains all morning, trying to recall where I put my gold watch. But it has been in vain. Question: What do we learn about the man? - He just cannot work properly without a watch. - He has no idea where he can buy a gold watch. - He still does not know where he left his watch.
He still does not know where he left his watch.