Are you dancing?
Yes, I am
Is she painting?
Yes, she is
Is he running?
No, he isn't. He's walking
Are you singing?
Yes, I am
Is she jumping?
No, she isn't. She's riding a bike
Are you sleeping?
No, I'm not. I'm cooking
Are you writing?
No, I'm not. I'm reading
Is he sailing?
No he, isn't. He's running