1. This is Peter’s book. (Peter) 2. Let's go to the_____. (Smiths) 3. The _____room is upstairs. (children) 4. _____ sister is twelve years old. (John) 5. _____and _____school is old. (Susan - Steve) 6. _____shoes are on the second floor. (men) 7. My _____car was not expensive. (parents) 8. _____CD player is new. (Charles) 9. This is the _____bike. (boy) 10. These are the _____pencils. (boys)  

1. This is Peter’s book.
2. Let’s 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.
6. Men’s shoes are on the second floor.
7. My parents’ car was not expensive.
8. Charles’s CD player is new.
9. This is the boy’s bike.
10. These are the boys’ pencils.