Помогите плиз:по 6 предложений на тему possessive pronouns

1 Her car needs to be fixed, but  mine is working.
2 My pen is broken. Can I borrow yours?
3 My car is cheap, but hers is expensive.
4 You can't take any sweet! They are all ours.
5 Your children are clever, but theirs are cleverer.
6 It isn't my dog, it is his.