spanish tenses for final

yo estudio/abro

i study/open, presente indidicativo

yo estudié/abrí

preterite, i studied/opened

yo estudiaba abría

iimperfecto, i studied/opened (reoccuring)

yo he estudiado/abierto

present perfecto, i have studied/opened

yo había estudiado/abierto

pluscuamperfecto, i had studied/opened

estoy estudiando/abriendo

presente perfect, i am studying/opening

estaba estudiando/abriendo

imperfect progressive. i was opening.. (interruptor)

estudiaré/abriré

future, i will study/open

habré estudiado/abierto

future perfect, i will have studied/opened

estudiaría/abriría

conditional, i would study/open

habría estudiado/abierto

conditional perfect, i would have studied/opened

yo espero que tú estudies/abras

present subjunctive, i hope that you study/open (switch endings in yo form)

habría estudiado por el exam si yo tuviera tiempo

i would have studied if i had time

yo dudaba que tú estudiaras/abrieras

imperfect subjunctive, i doubted that you had studied/opened (-ra endings drop ron)

dudo que hayas estudiado

present perfect subjunctive, i doubt that you have studied (haber + past participle)

dudaba que tú hubieras estudiado/abierto

pluscuamperfecto del subjunctivo, i doubted that you had studied/opened