When is the Imperfect used?
The Imperfect is used for the following things:
1. To indicate an action or state viewed as being in progress in the past (ongoing).
2. For repeated actions in the past.
3. To give descriptions of the past.
Conjugating Verbs in the Imperfect tense
The used to conjugate -ar and -er/-ir verbs in the imperfect are:
-ar: yo- aba, tú- abas, él/élla/usted- aba, nostros- ábamos, ustedes/éllos/éllas- aban
-er/-ir: yo- ía, tú- ías, él/élla/usted- ía, nostros- íamos, ustedes/éllos/éllas- ían
Examples:
1. Yo predía la computadora cada maňana.
I turned on the computadora everymorning.
2. Yo descargaba las fotos en la computadora.
I was downloading the pictures on the computer.
http://www.studyspanish.com
http://www.rocketlanguages.com/spanish/imperfect_spanish_past.php
http://www.123teachme.com/learn_spanish/imperfect_tense_2
http://www.bellaonline.com/articles/art32108.asp
http://www.dummies.com/how-to/content/expressing-uncertainty-in-spanish-with-the-imperfe.html
http://spanish.about.com/od/verbtenses/a/two_past_tenses.htm
http://www.onlinespanishhelp.com/
http://www.drlemon.net/Grammar/pretvsimp.html
http://www.learn-spanish-help.com/
http://www.spanishclassonline.com/