do I not sum? do you not sum? does she not sum? do we not sum? do you not sum? do they not sum?
Presente continuo
am I not summing? are you not summing? is she not summing? are we not summing? are you not summing? are they not summing?
Pretérito
did I not sum? did you not sum? did she not sum? did we not sum? did you not sum? did they not sum?
Pretérito continuo
was I not summing? were you not summing? was she not summing? were we not summing? were you not summing? were they not summing?
Presente perfecto
have I not summed? have you not summed? has she not summed? have we not summed? have you not summed? have they not summed?
Presente perfecto continuo
have I not been summing? have you not been summing? has she not been summing? have we not been summing? have you not been summing? have they not been summing?
Pluscuamperfecto
had I not summed? had you not summed? had she not summed? had we not summed? had you not summed? had they not summed?
Pluscuamperfecto continuo
had I not been summing? had you not been summing? had she not been summing? had we not been summing? had you not been summing? had they not been summing?
Futuro simple
will I not sum? will you not sum? will she not sum? will we not sum? will you not sum? will they not sum?
Futuro continuo
will I not be summing? will you not be summing? will she not be summing? will we not be summing? will you not be summing? will they not be summing?
Futuro perfecto
will I not have summed? will you not have summed? will she not have summed? will we not have summed? will you not have summed? will they not have summed?
Futuro perfecto contínuo
will I not have been summing? will you not have been summing? will she not have been summing? will we not have been summing? will you not have been summing? will they not have been summing?
Condicional
Presente
would I not sum? would you not sum? would she not sum? would we not sum? would you not sum? would they not sum?
Presente continuo
would I not be summing? would you not be summing? would she not be summing? would we not be summing? would you not be summing? would they not be summing?
Passado
would I not have summed? would you not have summed? would she not have summed? would we not have summed? would you not have summed? would they not have summed?
Passado continuo
would I not have been summing? would you not have been summing? would she not have been summing? would we not have been summing? would you not have been summing? would they not have been summing?