El Imperfecto = Used to
Different Ending for -AR and -ER/-IR verbs.For negative sentences add ¨no¨ before the conjugated verb.
For Regular -AR VerbsIngredients: Drop off the -AR ending of verb + aba abas aba ábamos abais aban
Example:Hablar = to talkHablaba = I used to talkHablabas = You (singular, informal) used to talkHablaba = He/she/it/you (singular, formal) used to talkHablábamos = We used to talkHablabais = You (plural, informal) used to talkHablaban = They/you (plural, formal) used to talk
For Regular -ER/-IR VerbsIngredients: Drop off the -ER/-IR ending of verb + ía ías ía íamos íais ían
Example:Vivir = to liveVivía = I used to liveVivías = You (singular, informal) used to liveVivía = He/she/it/you (singular, formal) used to liveVivíamos = We used to liveVivíais = You (plural, informal) used to liveVivían = They/you (plural, formal) used to live
WHEN DO I USE THIS TENSE? to refer to actions in the past that occurred repeatedly to refer to actions in the past that occurred over an extended period of time to "set the stage" for an event that occurred in the past actions which are not physical, that is feelings and mental actions, usually use the imperfect tense (e.g. he was feeling sick). frequently associated with phrases that describe the frequency of past actions (e.g. often, sometimes, never, usually, etc.). (source: http://www.studyspanish.com/verbs/lessons/impreg.htm)
Irregular VerbsThere are only three irregular verbs in this tense. Their entire form changes.
Ser = to beera eras era éramos erais eran
Ver = to watchveía veías veía veíamos veíais veían
Ir = to goiba ibas iba íbamos ibais iban
Regular -AR Verbs
Regular -ER/-IR Verbs