I want to do
Quiero hacer un poco de ejercicio.
I want to do some exercise.
Quiero hacer una llamada telefónica.
I want to make a phone call.
Eso es exactamente lo que quiero hacer.
That's exactly what I want to do.
I want to do it.
Guess what I want to do.
Eso es lo que yo quiero hacer.
That's what I want to do.
I want to make her happy.