Exercise 4. Put in my/our/your/his/her/their/its.Do you like yourjob?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.I like tennis. It's …… favourite sport.'Is that……car?' 'No, I haven't got a car.'I want to phone Ann. Do you know …… phone number?Do you think most people are happy in …… jobs?I'm going to wash…… hair before I go out.This is a beautiful tree …… leaves are a beautiful colour.John has a brother and a sister……brother is 25 and…… sister is 21.