present tense -ar verb
o/as/a/amos/`ais/an
present tense -er verb
o/es/e/emos/`eis/en
present tense -ir verb
o/es/e/imos/`is/en
pret`erito tense -ar verb
`e/aste/`o/amos/asteis/aron
pret`erito tense -er, -ir verb
`i/iste/i`o/imos/isteis/ieron
imperfecto tense -ar verb
aba/abas/aba/`abamos/abais/aban
imperfecto tense -er, -ir verb
`ia/`ias/`ia/`iamos/`iais/`ian
when do you use pret`erito tense?
when something happened one time in the past
when do you use imperfecto tense?
for attitudes, beliefs, descriptions, time, age, weather, repeated actions, and/or ongoing actions