What is he doing?
He is snorkelling.
What is he doing?
he is rowing.
What are they doing?
They are horse riding.
What is she doing?
She is windsurfing.
She _____ windsurfing.
are
is
isn't
aren't
She _____ windsurfing.
aren't
isn't
are
is
They _____ horse riding
are
isn't
is
aren't
He _____ mountain biking.
isn't
is
aren't
are
They _____ hiking.
is
aren't
isn't
are
What are they doing?
They are hiking.
What is he doing?
He is mountain biking.
They ____ horse riding.
are
isn't
is
aren't
What are they doing?
They are canoeing.
What are they doing?
They are saling.