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