Imperfecto

Practica el imperfecto.

@http://spanish.tolearnfree.com/free-spanish-lessons/free-spanish-exercise-20198.php

@http://users.ipfw.edu/jehle/courses/s210/IMPERF2.HTM

@http://www.aprenderespanol.org/verbos/preterito-imperfecto.html

@http://pot-pourri.fltr.ucl.ac.be/gra/exercices/verbo/preteritos02/default.htm