What are these?
They're rubbers
How many pencils can you see?
Twenty
What's this?
It's a rubber
What's this?
It's pencil sharpener
What are these?
They're pencils
What colour is it?
It's purple
How many rubbers can you see?
fifteen
How many chairs can you see?
one
What's this?
It's a desk
What's this?
It's a green book
What colour are they?
They're blue
What's this?
It's a purple chair
What colour is it?
It's yellow