Ser imperfect - I was
Era
Eras
Era
Éramos
Eran
AR imperfect - was … talking
Habl Aba
Habl Abas
Habl Aba
Habl Ábamos
Habl Abais
Habl Aban
ER + IR - was eating
Com Ía
Com Ías
Com Ía
Com Íamos
Com Íais
Com Ían
Ir - was going
Iba
Ibas
Iba
Íbamos
Ibais
Iban
Ver - was seeing
Veía
Veías
Veía
Veíamos
Veíais
Veían