Is the lion roaring?
Yes, it is!
Is the elephant swimming?
No, it isn't!
Is the giraffe drinking water?
No, it isn't!
Are the zebras running?
Yes, they are!
Are the hippos jumping?
No, they aren't
Is she sleeping?
No, she isn't
Is he riding a bike?
No, he isn't
Are they doing karate?
Yes, they are
Is she eating?
Yes, she is
Is he drinking coffee?
Yes, he is
