Напиши полную форму What`s this? It`s Daddy`s That`s my doll They`re Mum`s What`s wrong? They`re pencil cases It`s a tea set

1. What's this? - What is this?
2. It's Daddy's. - It is Daddy's.
3. That's my doll. - That is my doll.
4. They're Mum's. - They are Mum's.
5. What's wrong? -What is wrong?
6. They're pencil cases. - They are pencil cases.
7. It's a tea set. - It is a tea set.