Write the correct form of the posessives into the gaps.
1. This is _________ book. (Peter)
2. Let go to the ____________. (Smiths)
3. The __________ room is upstairs. (children)
4. ____________ sister is twelve years old. (John)
5. _____________ and _____________ school is old. (Susan - Steve)
1.This is Peter 's book.
2. Let go to the Smiths'.
3. The children 's room is upstairs.
4. John 's sister is twelve years old.
5. Susan and Steve 's school is old.