I know. He can't have bought it himself.
Look at that Gucci bag!
Lisa isn't at home.
Ali hasn't drunk any alcohol.
Did you see Andy's new car? It's brand-new!
She must have gone to work.
Raul didn't bring his girfriend to the party.
It must have been expensive.
They might have broken up.
Where's Diana's husband?
She must have given it up.
I don't know. They may have had an argument or something.