What's this?
It's a paintbrush
Is it a ball?
Yes, it is
Is the dog green?
No, it isn't. It's black
Is the car new?
No, it isn't. It's old.
Is it a bag?
Yes, it is.
Is it a table?
Yes, it is.
Is it a book?
Yes, it is.
Is it a ruler?
No, it isn't.
What's this?
it's an eraser
Is it black?
Yes, it is.
Is it an apple?
No, it isn't.
Is it an ant?
No, it isn't. It's an elephant.