3 Choose the correct option. 1 The boy's / boys name is Gary. 2 My cousin's / cousins are Tina and Tom. 3 My parents / parents' dog is Rusty. 4 Pam is the children's / childrens' mum. 5 Harry and Jan's / Harry's and Jan's house is in London. 6 Kai's brother's / Kais brothers bike is red. 7 My aunts / aunts' names are Vera and Chloe.