Rewrite the sentences as in the example.

1. The flat of my sister is large. — My sister's flat is large. 2. The children of my brother are at home. — My brother's children are at home. 3. The room of the boy is light. — The boy's room is light. 4. The name of this girl is Jane. — This girl's name is Jane. 5. The work of these students is interesting. — These students' work is interesting. 6. The computer of my son is modern. — My son's computer is modern. 7. He was a friend of my cousins. — He was my cousins' friend. 8. These are the books of my children. — These are my children's books.