Whose birthday's today?
It's Tom's.
What do you want on your birthday?
I want a ................ on my birthday.
Are these things on the floor Tom's?
No, they aren't.
Is the girl in the picture leaving the party?
Yes, she is. She says 'See you!'
What is Tom holding in his hand?
He's holding a watch.
What food do you have at your birthday party?
I have a cake, ................ on my birthday.
Whose present is this?
It's Tom's. It's his birthday.
Is this Tom's watch?
No, it isn't. It's his friend's.
Whose house is this?
It's Tom's house.