is singing
He is singing in Berber.
He isn't singing.
Sta cantando al suo gatto in berbero.
He is singing to his cat in Berber.
Someone is singing.
He/She is singing.
Sta cantando con una chitarra.
He's singing with a guitar.
La giovane ragazza sta cantando.
The young girl is singing.
What is he singing?
Sta cantando una canzone sul palco.
He is singing a song on stage.
Why is he singing?