Beehive 1. Unit 10. Questions with to be.
... they horses? - No, ... aren't. They're ponies.
Are they horses? - No, they aren't. They're ponies.
... they mice? - No, they ... . They're rats.
Are they mice? - No, they aren't . They're rats.
... it a horse? - No, it ... . It's a pony.
Is it a horse? - No, it isn't. It's a pony.