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