What's this?
It's a bag.
What's this?
It's a ruler.
What color is the book?
It's yellow.
What color is the ruler?
It's yellow.
What's this?
It's a door.
What's this?
It's a pencil case.
What's this?
It's a rubber.
What's this?
It's a bookcase.
What's this?
It's a book.
What's this?
It's a window.
What's this?
It's a folder.
What's this?
It's a pencil.
What color is the caculator?
It's green.
What color is the bag?
It's red and white.