Je besoin d'aide pour l'exercice 28. Merci

1. has
2. is
3. has
4. is
5. is

Exercice 28 : 

1. Sophie has got a big stamp collection.
2. In fact, it is her mother's ! 
3. Who has got a lot of teddy bears ?
4. Who is interested in history ?
5. James's dog is a thief !