De haber sabido que necesitabas nuestra ayuda, hubiéramos venido inmediatamente.If we'd only known you needed our help, we would have come immediately.
De haber sabido que no encontraría trabajo como diseñadora, hubiera estudiado otra carrera.Had I known I wouldn't find a job as a designer, I would have done a different degree.
De haber sabido que era un chanchullero, nunca hubiéramos hecho negocios con él.Had we known he was a crook, we would never have gone into business with him.
g.
Una frase idiomatica cuyo significado no es deducible si se traduce palabra por palabra.
Ana apenas estudió para el examen. De haber sabido que iba a reprobar, hubiera estudiado más.Ana hardly studied for the exam. If she'd known she was going to fail, she would have studied more.
De haber sabido que quebrarían, habrían sido más cuidadosos con sus inversiones.Had they known they would go bankrupt, they would have been more careful with their investments.