What are they going to do?
They're going to play football.
What are they going to do?
They're going (to go) ice skating.
What's she going to do?
She's going (to go) swimming.
What's she going to do?
She's going to play tennis.
What's he going to do?
He's going (to go) skateboarding.
What are they going to do?
They're going (to go) skiing.
What's he going to do?
He's going to play basketball.
What's she going to do?
She's going (to go) cycling.
What's she going to do?
She's going to do yoga.