What's that?
It's a marker.
It's a book.
What's that?
It's a pen.
It's a book.
What's this?
It's a pencil.
It's a pen.
What's that?
It's a pencil.
It's a ruler.
What's this?
It's a marker.
It's a ruler.
This is a book.
That is a book.
That is a pen.
This is a pen.
This is a pencil.
This is a marker.
This is a pig.
This is a pen.
This is a rabbit.
This is a marker.
This is a teacher.
This is a ruler.
This is a ruler.
This is a marker.
This is a mother.
This is a book.
This is a marker.
That is a marker.
That is not a ruler.
That is a ruler.
That is a pen.
That is not a pen.
That is not a book.
That is a book.
That is a book.
This is a book.
Is it a book?
Yes, it is.
No, it isn't.
