Whose glasses are these?
They are Robert Downey Jr.'s glasses.
Whose hammer is this?
It's Thor's hammer.
Whose ball is this?
It's Cristiano Ronaldo's ball.
Whose guitar is this? (Maria)
It's Maria's guitar.
Whose Youtube channel is this?
It's Mr. Beast's YouTube channel.
Whose tablet is this? (Ann)
It's Ann's tablet.
Whose lipstick is this?
It's Nastya's lipstick.
Whose flowers are these? (Jane)
They are Jane's flowers.
Whose headphones are these? (Jim)
They are Jim's headphones.
Whose dress is it?
It's Elsa's dress.