What is she doing?
She is reading a guidebook.
What are they doing?
They are waiting in a queue.
What is he doing?
He is taking a taxi.
Where is she staying?
She is staying in a hotel.
What is he doing?
He is buying tickets.
What is she doing?
She is packing a suitcase.
What are they doing?
They are going sightseeing.
What are they doing?
They are traveling by bus.
What are they doing?
They are going on tour.
What is he doing?
He is exchanging money.