GratisCondicionales - Introduccion

If / condicion / resultado

GratisCondicional 0 - Certezas

If I drop something it falls.

GratisCondicional 1 - Futuro posible

If you study you will pass the test.

GratisCondicional 2 - Futuro imaginario

If I had a million dolars I would buy a big house.

GratisCondicional 3 - Pasado imaginario

If Mary had worked harder she would have gotten the promotion.