don't I concertina? don't you concertina? doesn't she concertina? don't we concertina? don't you concertina? don't they concertina?
Présent continu
am I not concertinaing? aren't you concertinaing? isn't she concertinaing? aren't we concertinaing? aren't you concertinaing? aren't they concertinaing?
Prétérit
didn't I concertina? didn't you concertina? didn't she concertina? didn't we concertina? didn't you concertina? didn't they concertina?
Prétérit
wasn't I concertinaing? weren't you concertinaing? wasn't she concertinaing? weren't we concertinaing? weren't you concertinaing? weren't they concertinaing?
Present perfect
haven't I concertinaed? haven't you concertinaed? hasn't she concertinaed? haven't we concertinaed? haven't you concertinaed? haven't they concertinaed?
Present perfect continu
haven't I been concertinaing? haven't you been concertinaing? hasn't she been concertinaing? haven't we been concertinaing? haven't you been concertinaing? haven't they been concertinaing?
Pluperfect
hadn't I concertinaed? hadn't you concertinaed? hadn't she concertinaed? hadn't we concertinaed? hadn't you concertinaed? hadn't they concertinaed?
Pluperfect continu
hadn't I been concertinaing? hadn't you been concertinaing? hadn't she been concertinaing? hadn't we been concertinaing? hadn't you been concertinaing? hadn't they been concertinaing?
Futur
won't I concertina? won't you concertina? won't she concertina? won't we concertina? won't you concertina? won't they concertina?
Futur continu
won't I be concertinaing? won't you be concertinaing? won't she be concertinaing? won't we be concertinaing? won't you be concertinaing? won't they be concertinaing?
Futur antérieur
won't I have concertinaed? won't you have concertinaed? won't she have concertinaed? won't we have concertinaed? won't you have concertinaed? won't they have concertinaed?
Futur antérieur continu
won't I have been concertinaing? won't you have been concertinaing? won't she have been concertinaing? won't we have been concertinaing? won't you have been concertinaing? won't they have been concertinaing?
Conditionnel
Présent
wouldn't I concertina? wouldn't you concertina? wouldn't she concertina? wouldn't we concertina? wouldn't you concertina? wouldn't they concertina?
Présent continu
wouldn't I be concertinaing? wouldn't you be concertinaing? wouldn't she be concertinaing? wouldn't we be concertinaing? wouldn't you be concertinaing? wouldn't they be concertinaing?
Passé
wouldn't I have concertinaed? wouldn't you have concertinaed? wouldn't she have concertinaed? wouldn't we have concertinaed? wouldn't you have concertinaed? wouldn't they have concertinaed?
Passé continu
wouldn't I have been concertinaing? wouldn't you have been concertinaing? wouldn't she have been concertinaing? wouldn't we have been concertinaing? wouldn't you have been concertinaing? wouldn't they have been concertinaing?