Is he listening to music? No, he isn't.
Are they sleeping? Yes, they are.
Are they talking? No, they aren't.
Is she drinking? No, she isn't.
Are they playing music? Yes? they are.
Is he listening to music? No, he isn't.
Are they sleeping? Yes, they are.
Are they talking? No, they aren't.
Is she drinking? No, she isn't.
Are they playing music? Yes? they are.