This ...
This is my eraser.
I don't/ am have a sister.
I don't have a sister.
Her/ His name is Jean.
Her name is Jean.
What's this? - It's/ They're a teddy bear.
It's a teddy bear
Is this your marble?- Yes/ No, it is.
Yes, it is.
I have/ are a dad.
I have a dad.
His/ Her name is Mark.
His name is Mark.
This ....
This is my pencil case.
Is she a teacher?
No, she isn't. She's a student.
This is/ are my brother.
This is my brother.
Is he your classmate?
No, he isn't.