Lucy
It's Lucy's teddy.
Tom
It's Tom's bag.
Whose car it this?
It's their car.
Whose doll is it?
It's her doll.
Whose plane is it?
It's his plane.
Mr Stark
It's Mr Stark's car.
Whose robot is it?
It's his robot.
Hugo
It's Hugo's balloon.
Whose balloons are these?
They are his balloons.
Whose mouse is this? (his)
It's his mouse.
Tom
It's Tom's ice cream.
Whose radio is this?
It's his radio.
Whose keyboard is this?
It's her keyboard.
Max
It's Max's kite.
Lily
It's Lily's camera.
Sue
It's Sue's book.
Grace
It's Grace's cat.
Whose computer is this?
It's her computer.
Whose ball is it?
It's his ball.
Whose helicopter is this?
It's her helicopter.
Whose house is it?
It's her toy house.
Whose kites are these?
They are their kites.
Jack
It's Jack's bike.
Whose rulers are these? (their)
They are their rulers.
Daisy
It's Daisy's phone.
Alex
It's Alex's dog.
Whose balls are these?
They are their balls.