Употребите верно притяжательные местоимения (my/ our/ your/ his/ her/ their/ its).

I know Mr. Watson but I don't know ...wife.

Mr and Mrs Baker live in London. ..son lives in Australia.

We're going to have a party. We're going to invite all ...friends.

Ann is going out with ...friends this evening.

This is a beautiful tree. ..leaves are of beautiful color.