do I sustain? do you sustain? does he sustain? do we sustain? do you sustain? do they sustain?
Presente continuo
am I sustaining? are you sustaining? is he sustaining? are we sustaining? are you sustaining? are they sustaining?
Pretérito
did I sustain? did you sustain? did he sustain? did we sustain? did you sustain? did they sustain?
Pretérito continuo
was I sustaining? were you sustaining? was he sustaining? were we sustaining? were you sustaining? were they sustaining?
Presente perfecto
have I sustained? have you sustained? has he sustained? have we sustained? have you sustained? have they sustained?
Presente perfecto continuo
have I been sustaining? have you been sustaining? has he been sustaining? have we been sustaining? have you been sustaining? have they been sustaining?
Pluscuamperfecto
had I sustained? had you sustained? had he sustained? had we sustained? had you sustained? had they sustained?
Pluscuamperfecto continuo
had I been sustaining? had you been sustaining? had he been sustaining? had we been sustaining? had you been sustaining? had they been sustaining?
Futuro simple
will I sustain? will you sustain? will he sustain? will we sustain? will you sustain? will they sustain?
Futuro continuo
will I be sustaining? will you be sustaining? will he be sustaining? will we be sustaining? will you be sustaining? will they be sustaining?
Futuro perfecto
will I have sustained? will you have sustained? will he have sustained? will we have sustained? will you have sustained? will they have sustained?
Futuro perfecto contínuo
will I have been sustaining? will you have been sustaining? will he have been sustaining? will we have been sustaining? will you have been sustaining? will they have been sustaining?
Condicional
Presente
would I sustain? would you sustain? would he sustain? would we sustain? would you sustain? would they sustain?
Presente continuo
would I be sustaining? would you be sustaining? would he be sustaining? would we be sustaining? would you be sustaining? would they be sustaining?
Passado
would I have sustained? would you have sustained? would he have sustained? would we have sustained? would you have sustained? would they have sustained?
Passado continuo
would I have been sustaining? would you have been sustaining? would he have been sustaining? would we have been sustaining? would you have been sustaining? would they have been sustaining?