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