Are they going along the river?
Yes, they are.
What is he doing?
He is surfing.
Is he going up the hill?
Yes, he is.
Is she doing judo?
Yes, she is.
What is she doing?
She is skateboarding.
Are you going over the bridge?
No, I am not.
What are they doing?
They are ice skating.
Is he playing tennis?
No, he isn't
What are they doing?
They are playing chess.
Is she playing football?
No, she isn't.
What are they doing?
They are playing table tennis.
Are they going through the trees?
No, they aren't.
Are you surfing?
No, I am not.
What are we doing?
We are playing basketball.
Are they going down the steps?
Yes, they are.
Are they skipping?
No, they aren't.
Are they playing chess?
Yes, I am.
Are you skateboarding?
Yes, I am.
What is he doing?
He is sailing.
What are you doing?
I am cycling.