Complete the sentences \(1\-8\) with the words below. There are two extra words.

1. We all have the same lessons. We are ... .
2. I don't know him well. He's just an ... .
3. He works with my dad. They're ... .
4. She's my uncle's wife. She's my ... .
5. They live next door. They're our ... .
6. She's the woman who has married my father. She's my ... .
7. She's the daughter of my sister. She's my ... .
8. He's the son of my mother's sister. He's my mother's ... .