do I occur? do you occur? does he occur? do we occur? do you occur? do they occur?
Presente continuo
am I occurring? are you occurring? is he occurring? are we occurring? are you occurring? are they occurring?
Preterito
did I occur? did you occur? did he occur? did we occur? did you occur? did they occur?
Preterite continua
was I occurring? were you occurring? was he occurring? were we occurring? were you occurring? were they occurring?
Presente perfetto
have I occurred? have you occurred? has he occurred? have we occurred? have you occurred? have they occurred?
Presente perfetto continuo
have I been occurring? have you been occurring? has he been occurring? have we been occurring? have you been occurring? have they been occurring?
Piuccheperfetto
had I occurred? had you occurred? had he occurred? had we occurred? had you occurred? had they occurred?
Piuccheperfetto continuo
had I been occurring? had you been occurring? had he been occurring? had we been occurring? had you been occurring? had they been occurring?
Futuro semplice
will I occur? will you occur? will he occur? will we occur? will you occur? will they occur?
Futuro continuo
will I be occurring? will you be occurring? will he be occurring? will we be occurring? will you be occurring? will they be occurring?
Futuro anteriore
will I have occurred? will you have occurred? will he have occurred? will we have occurred? will you have occurred? will they have occurred?
Futuro anteriore contínuo
will I have been occurring? will you have been occurring? will he have been occurring? will we have been occurring? will you have been occurring? will they have been occurring?
Condizionale
Presente
would I occur? would you occur? would he occur? would we occur? would you occur? would they occur?
Presente continuo
would I be occurring? would you be occurring? would he be occurring? would we be occurring? would you be occurring? would they be occurring?
Passato
would I have occurred? would you have occurred? would he have occurred? would we have occurred? would you have occurred? would they have occurred?
Passato continuo
would I have been occurring? would you have been occurring? would he have been occurring? would we have been occurring? would you have been occurring? would they have been occurring?