What's this? It's a/an _____.
It's a book.
What's this? It's a/an _____.
It's a pen.
What's this?
It's an apple.
What's this?
It's an orange.
What's this?
It's a bag.
What's this?
It's a pencil.
What's this?
It's a rubber.
What's this?
It's a ruler.
What's this?
It's a pencil case.
What's this?
It's an umbrella.
