13. The word before as an adverb is rendered antes; as a conjunction, antes que; as a preposition of time, antes de; as a preposition of place, it is rendered delante de or ante, the latter being used especially with the meaning of in the presence of.
I had never done that before.
No había hecho eso antes.
Before he went away he said that he would be back before long.
Antes que se fué me dijo que no tardaría en volver.
Before taking it you ought to have spoken to me.
Antes de cogerla debió usted hablar conmigo.
—PÉREZ GALDÓS.
He wanted to appear before them as a millionaire.
Quería presentarse delante de ellos como millonario.