do I sign? do you sign? does she sign? do we sign? do you sign? do they sign?
Presente continuo
am I signing? are you signing? is she signing? are we signing? are you signing? are they signing?
Pretérito
did I sign? did you sign? did she sign? did we sign? did you sign? did they sign?
Pretérito continuo
was I signing? were you signing? was she signing? were we signing? were you signing? were they signing?
Presente perfecto
have I signed? have you signed? has she signed? have we signed? have you signed? have they signed?
Presente perfecto continuo
have I been signing? have you been signing? has she been signing? have we been signing? have you been signing? have they been signing?
Pluscuamperfecto
had I signed? had you signed? had she signed? had we signed? had you signed? had they signed?
Pluscuamperfecto continuo
had I been signing? had you been signing? had she been signing? had we been signing? had you been signing? had they been signing?
Futuro simple
will I sign? will you sign? will she sign? will we sign? will you sign? will they sign?
Futuro continuo
will I be signing? will you be signing? will she be signing? will we be signing? will you be signing? will they be signing?
Futuro perfecto
will I have signed? will you have signed? will she have signed? will we have signed? will you have signed? will they have signed?
Futuro perfecto contínuo
will I have been signing? will you have been signing? will she have been signing? will we have been signing? will you have been signing? will they have been signing?
Condicional
Presente
would I sign? would you sign? would she sign? would we sign? would you sign? would they sign?
Presente continuo
would I be signing? would you be signing? would she be signing? would we be signing? would you be signing? would they be signing?
Passado
would I have signed? would you have signed? would she have signed? would we have signed? would you have signed? would they have signed?
Passado continuo
would I have been signing? would you have been signing? would she have been signing? would we have been signing? would you have been signing? would they have been signing?