2 Complete the sentences. 1. My mother's and father's parents are my 2. My mother's father is my 3. My father's mother is my – 4. My parents' sisters are my 5. My parents' brothers are my 6. My aunts' and uncles' children are my 7. My sister and I are our grandparents' 8. My sister is my grandparents' 9. My brother is my grandparents' 1