yo pronunciaba
I used to pronounce / I was pronouncing
tú pronunciabas
you used to pronounce / you were pronouncing
él pronunciaba
he used to pronounce / he was pronouncing
nosotros pronunciábamos
we used to pronounce / we were pronouncing
vosotros pronunciabais
you used to pronounce / you were pronouncing
ellos pronunciaban
they used to pronounce / they were pronouncing