What are they doing?
They are windsurfing.
What is she doing?
She is waterskiing.
What are they doing?
They are kayaking.
What are they doing?
They are surfing.
What are they doing?
They are surfing.
What are they doing?
They are sailing.
What is it?
It's a sailboat (or yacht).
What is it?
It's a ship.
What is the cat doing?
The cat is swimming.
What is he doing?
He is diving.
What are they doing?
They are sailing.
What is it?
It's a rowing boat.
What is it?
It's a yacht.
What is it doing?
It is snorkelling.