Erklärung/ Bildung
for an unreal conditional clause, you always use the conditional of haber + the past participle in the main clause:
Habría ido a la fiesta si Felipe me hubiera invitado
-> I would have gone to the party if Felipe had invited me
Konjungierung Conditional of haber:
Yo habría - I would have
Tú habrías - You would have
Él / Ella / Usted habría -He/She/You would have
Nosotros/as habríamos We would have
Vosotros/as habríais You would have
Ellos / Ellas / Ustedes habrían They/You would have
In the si clause you use the subjuntivo imperfecto of haber + the past participle
Si Felipe me hubiera invitado, habría ido a la fiesta
Konjungierung Subjuntivo imperfecto of haber:
Yo: hubiera / hubiese
Tú: hubieras / hubieses
Él / Ella / Usted: hubiera / hubiese
Nosotros / Nosotras: hubiéramos / hubiésemos
Vosotros / Vosotras: hubierais / hubieseis
Ellos / Ellas / Ustedes: hubieran / hubiesen
Examples
If i had gone to the party, i would have dressed up as a zombie
si hubiera ido a la fiesta, me habría disfrazado de zombi
I would have bought you a wig if you had dressed up as a witch
Te habría comprado una peluca si te hubieras disfrazado de bruja
If you had gone as elves, would you have painted your faces green?
Si hubierais ido de duendes, os habríais pintado la cara de verde?
we would have bought a costume if you had organized a theme party
Nos habríamos comprado un disfraz, si hubieras organizado una fiesta temática
If i hadn’t drunk so much last night, i would have gone to work today
Si anoche no hubiera bebido tanto, habría ido a trabajor hoy
Si hubiérmaos tenido tiempo, habríamos ido al teatro
If we had had (the) time, we would have gone to the theater
Last changed14 days ago