Whose bag is it?
This is her bag.
Whose ball is it?
This is her ball.
Whose phone is it?
This is her phone.
Whose hat is it?
This is his hat.
Whose unmbrella is it?
This is his umbrella.
Whose cat is it?
This is her cat.
Whose car is it?
This is her car..
Whose dog is it?
This is his dog..
Whose bike is it?
This is his bike.
Whose horse is it?
This is her horse..