Preterite and Imperfect

preterite ar endings

é, aste, ó, amos, aron

preterite er/ir endings

í, iste, ió, imos, ieron

in yo form only

gar - gue car - que zar - ce

irregular verbs in preterite

, ir, dar, ver

dar endings in preterite

di, diste, dio, dimos, dieron

ver endings in preterite

vi viste vio vimos vieron

stem changers in preterite

ar/er NO

ir stem change in el and hellos form o-u and e-i

patterned irregular endings

e iste o imos ieron/jeron

saber in pret

sup

andar in prêt

anduv

caber in pret

cup

estar in prêt

estuv

tener in prêt

tuv

venir in pret

vin

poner in pret

pus

poder in prêt

pud

querer in prêt

quis

hacer in pret

hice, hiciste, hizo, hicimos, hicieron

producir in prêt

produj

conducir in prêt

conduj

traducir in prêt

traduj

decir in pret

dij

traer in prêt

traj

haber in prêt

hubo

ar endings in imperfect

aba, abas, aba, ábamos, aban

er/ir in imperfect

ía, ías, ía, íamos, ían

irregular verbs in imperfect

ir, ser, ver

ir in imperfect

iba, ibas, iba, iban, íbamos

ser in imperfect

era, eras, era, éramos, eran

ver in imperfect

veía, veías, veía, veíamos veían

when to use pret

completed action, beginning end of a past action, express an action that occurred over a specific period of time, series of events

when to use imperfect

set the background of a story, time, age, weather, description, emotions, habitual actions, on going actions, was/were -ing

weather

que tiempo hacía - estaba nublado or había nubes

estar

como estaba

tener expresions

haber - había

hint words for imperfect

siempre, cada dia, los sabados, muchas veces, frequentamente, raramente, mientras que, había,

verbs that change meaning

saber, conocer, poder, querer, tener

poder changed meaning

pret = managed succeed imperfect = able to

conocer changed meaning

pret = met for the first time imperfect = know

saber changed meaning

pret = found out imperfect = know

querer changed meaning

pret = tried imperfect = want

no querer changed meaning

pret = refused imperfect =

tener changed meaning

pret = got/recived imperfect = have