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