Babe, I need a coffee right now. Did you turn on the coffee maker? - Yeah, it's on.Amor, necesito café ya. ¿Encendiste la cafetera? – Sí, está encendida.
I bet you that you can't jump over that table without falling down. - It's on!Te apuesto que no puedes saltar sobre esa mesa sin caerte. - ¡Dale!
We're going to beat you on the court tomorrow. Your team isn't ready. - It's on! You'll see, we're going to win.Te vamos a ganar en la cancha mañana. Tu equipo no está preparado. –¡Adelante! Ya verán, vamos a ganar.