What are the girls doing?
They are eating.
What are they doing?
They are talking.
What are they doing?
They are running.
What is she doing?
She is bathing./She is taking a bath.
What is she doing?
She is reading.
What are they doing?
They are surfing.
What are the birds doing?
They are flying./They are escaping!
What is the dog doing?
The dog is swimming.
What is the squirrel doing?
The squirrel is climbing.
What are they doing?
They are playing soccer.
What is he doing?
He is sleeping.