Pronoms possessifs

Trouver le bon pronom possessif en suivant l'exemple :
Exemple : This is her cat, not mine. (my cat)
1- Bill's car is faster than . (our car)
2- I've lost my pen. Can I take ? (your pen)
3- This is not my umbrella; it's . (her umbrella)
4- My job is more interesting than . (their job)
5- I hate her dogs. I prefer . (his dogs)