do I not tighten? do you not tighten? does he not tighten? do we not tighten? do you not tighten? do they not tighten?
Presente contínuo
am I not tightening? are you not tightening? is he not tightening? are we not tightening? are you not tightening? are they not tightening?
Pretérito
did I not tighten? did you not tighten? did he not tighten? did we not tighten? did you not tighten? did they not tighten?
Preterito contínuo
was I not tightening? were you not tightening? was he not tightening? were we not tightening? were you not tightening? were they not tightening?
Presente perfeito
have I not tightened? have you not tightened? has he not tightened? have we not tightened? have you not tightened? have they not tightened?
Presente perfeito contínuo
have I not been tightening? have you not been tightening? has he not been tightening? have we not been tightening? have you not been tightening? have they not been tightening?
Mais perfeito
had I not tightened? had you not tightened? had he not tightened? had we not tightened? had you not tightened? had they not tightened?
Contínuo mais perfeito
had I not been tightening? had you not been tightening? had he not been tightening? had we not been tightening? had you not been tightening? had they not been tightening?
Futuro
will I not tighten? will you not tighten? will he not tighten? will we not tighten? will you not tighten? will they not tighten?
Futuro contínuo
will I not be tightening? will you not be tightening? will he not be tightening? will we not be tightening? will you not be tightening? will they not be tightening?
futuro perfeito
will I not have tightened? will you not have tightened? will he not have tightened? will we not have tightened? will you not have tightened? will they not have tightened?
futuro perfeito contínuo
will I not have been tightening? will you not have been tightening? will he not have been tightening? will we not have been tightening? will you not have been tightening? will they not have been tightening?
Condicional
Presente
would I not tighten? would you not tighten? would he not tighten? would we not tighten? would you not tighten? would they not tighten?
Presente contínuo
would I not be tightening? would you not be tightening? would he not be tightening? would we not be tightening? would you not be tightening? would they not be tightening?
Passado
would I not have tightened? would you not have tightened? would he not have tightened? would we not have tightened? would you not have tightened? would they not have tightened?
Passado contínuo
would I not have been tightening? would you not have been tightening? would he not have been tightening? would we not have been tightening? would you not have been tightening? would they not have been tightening?