Is he riding a bike?
Yes, he is.
Is she playing football?
Yes, she is.
Are they playing football?
No, they aren't.
Is he drinking water?
No, he isn't.
Are they playing hide and seek?
Yes, they are.
Are they skipping?
No, they aren't.
Are they skipping?
No, they aren't.
Are they playing hide and seek?
No, they aren't.
Are they playing football?
No, they aren't.
Are they reading?
Yes, they are.
Is he reading?
No, he isn't.
Are they playing tag?
Yes, they are.
What is this?
It's a ball.
Is he reading?
No, he isn't.
Is she skipping?
Yes, she is.
Is she playing basketball?
Yes, she is.
Are they drinking water?
Yes, they are.
Is she playing tag?
No, she isn't.