Peter: Look! I have a new pencil box.
Danny: Wow, it's nice! It's a .
Peter: Yes. I like it. And I have a new rubber too. Guess! What is it?
Danny: Is it a ? Hmm...Is it a star?
Peter: Yes, it's a ! It's yellow.
Danny: this? Is it a pencil?
Peter: No, it isn't. It's a too.