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