yo aplaudía
I used to applaud / I was applauding
tú aplaudías
you used to applaud / you were applauding
él aplaudía
he used to applaud / he was applauding
nosotros aplaudíamos
we used to applaud / we were applauding
vosotros aplaudíais
you used to applaud / you were applauding
ellos aplaudían
they used to applaud / they were applauding