What are we doing?
We are surfing
What is she doing?
She is ice skating
What is she doing?
She is skateboarding
What is he doing?
He is playing table tennis
Is she doing judo?
Yes, she is
Is she skipping?
No, she isn't
Are they playing chess?
No, they aren't
Is he playing basketball?
Yes he is
What are they doing?
They are sailing
Are they cycling?
Yes, they are