What are they doing?
They are coming home from school.
What is he doing?
He is doing homework. / He is studying.
What is he doing?
He is getting dressed.
What is she doing?
She is waking up.
What are they doing?
They are having/eating breakfast.
What is she doing?
She is taking a shower.
What is she doing?
She is having/eating lunch.
What are they doing?
They are studying.
What is he doing?
He is brushing his teeth.
What are they doing?
They are having/eating dinner.
What is she doing?
She is going to bed.
What are they doing?
They are going to school. / They are coming home from school.