this before
I've never seen this before.
Podrías haber me hablado de esto antes.
You could have told me about this sooner.
Ojalá hubiera hecho esto antes.
I wish I had done this sooner.
He has done this before.
Tengo que hacer esto antes de la clase.
I have to do this before class.
You've done this before.
Escuché que hablaste de esto antes.
I heard you talked about this before.
Ya habíamos acordado esto antes, ¿por qué vuelves atrás el tiempo?
We had already agreed on this; why are you turning back the clock?
— El imperio de las sombras (2016)
I've never sung this before.