Possessives

I am Melissa. And this is (a)   cat

Tim is the fattest biy in my class. And this is (a)   sandwich.

Marta and Tom live in a yellow house. Look! This is (a)   house.

Ronda likes playing hockey. This is (a)   hockey stick and puck.

My parents and I are going on a holiday. This is (a)   car. Good bye!

Do you have a brother? Is this (a)   brother?

My sister and I like eating pizza. This is (a)   pizza.

Look at Doug! He is walking (a)   dog in the park now!

Sam and Pat have a big swimming pool. I want to swim in (a)   swimming pool.