What are these?
These are books.
What is this?
It's a book.
What is this?
It's a ruler.
What is this?
It's a notebook.
What are these?
These are pencils.
What is this?
It's an eraser.
What are these?
These are backpacks.
What are these?
These are erasers.
What are these?
These are notebooks.
What is this?
It's a book.
What are these?
These are rulers.
What is this?
It's a pencil.