do I not refer? do you not refer? does she not refer? do we not refer? do you not refer? do they not refer?
Presente continuo
am I not referring? are you not referring? is she not referring? are we not referring? are you not referring? are they not referring?
Preterito
did I not refer? did you not refer? did she not refer? did we not refer? did you not refer? did they not refer?
Preterite continua
was I not referring? were you not referring? was she not referring? were we not referring? were you not referring? were they not referring?
Presente perfetto
have I not referred? have you not referred? has she not referred? have we not referred? have you not referred? have they not referred?
Presente perfetto continuo
have I not been referring? have you not been referring? has she not been referring? have we not been referring? have you not been referring? have they not been referring?
Piuccheperfetto
had I not referred? had you not referred? had she not referred? had we not referred? had you not referred? had they not referred?
Piuccheperfetto continuo
had I not been referring? had you not been referring? had she not been referring? had we not been referring? had you not been referring? had they not been referring?
Futuro semplice
will I not refer? will you not refer? will she not refer? will we not refer? will you not refer? will they not refer?
Futuro continuo
will I not be referring? will you not be referring? will she not be referring? will we not be referring? will you not be referring? will they not be referring?
Futuro anteriore
will I not have referred? will you not have referred? will she not have referred? will we not have referred? will you not have referred? will they not have referred?
Futuro anteriore contínuo
will I not have been referring? will you not have been referring? will she not have been referring? will we not have been referring? will you not have been referring? will they not have been referring?
Condizionale
Presente
would I not refer? would you not refer? would she not refer? would we not refer? would you not refer? would they not refer?
Presente continuo
would I not be referring? would you not be referring? would she not be referring? would we not be referring? would you not be referring? would they not be referring?
Passato
would I not have referred? would you not have referred? would she not have referred? would we not have referred? would you not have referred? would they not have referred?
Passato continuo
would I not have been referring? would you not have been referring? would she not have been referring? would we not have been referring? would you not have been referring? would they not have been referring?