do I not know? do you not know? does he not know? do we not know? do you not know? do they not know?
Presente continuo
am I not knowing? are you not knowing? is he not knowing? are we not knowing? are you not knowing? are they not knowing?
Pretérito
did I not know? did you not know? did he not know? did we not know? did you not know? did they not know?
Pretérito continuo
was I not knowing? were you not knowing? was he not knowing? were we not knowing? were you not knowing? were they not knowing?
Presente perfecto
have I not known? have you not known? has he not known? have we not known? have you not known? have they not known?
Presente perfecto continuo
have I not been knowing? have you not been knowing? has he not been knowing? have we not been knowing? have you not been knowing? have they not been knowing?
Pluscuamperfecto
had I not known? had you not known? had he not known? had we not known? had you not known? had they not known?
Pluscuamperfecto continuo
had I not been knowing? had you not been knowing? had he not been knowing? had we not been knowing? had you not been knowing? had they not been knowing?
Futuro simple
will I not know? will you not know? will he not know? will we not know? will you not know? will they not know?
Futuro continuo
will I not be knowing? will you not be knowing? will he not be knowing? will we not be knowing? will you not be knowing? will they not be knowing?
Futuro perfecto
will I not have known? will you not have known? will he not have known? will we not have known? will you not have known? will they not have known?
Futuro perfecto contínuo
will I not have been knowing? will you not have been knowing? will he not have been knowing? will we not have been knowing? will you not have been knowing? will they not have been knowing?
Condicional
Presente
would I not know? would you not know? would he not know? would we not know? would you not know? would they not know?
Presente continuo
would I not be knowing? would you not be knowing? would he not be knowing? would we not be knowing? would you not be knowing? would they not be knowing?
Passado
would I not have known? would you not have known? would he not have known? would we not have known? would you not have known? would they not have known?
Passado continuo
would I not have been knowing? would you not have been knowing? would he not have been knowing? would we not have been knowing? would you not have been knowing? would they not have been knowing?