I'm going to ...
climb a mountain.
You're going to ...
cook on the campfire.
She's going to ...
go caving.
He's going to ...
go fishing.
We're going to ...
go kitesurfing.
You're going to ...
go to the beach.
They're going to ...
play volleyball.
I'm going to ...
swim in the lake.
He's going to ...
take photos.
