don't I barber? don't you barber? doesn't he barber? don't we barber? don't you barber? don't they barber?
Present continuous
am I not barbering? aren't you barbering? isn't he barbering? aren't we barbering? aren't you barbering? aren't they barbering?
Preterite
didn't I barber? didn't you barber? didn't he barber? didn't we barber? didn't you barber? didn't they barber?
Preterite continuous
wasn't I barbering? weren't you barbering? wasn't he barbering? weren't we barbering? weren't you barbering? weren't they barbering?
Present perfect
haven't I barbered? haven't you barbered? hasn't he barbered? haven't we barbered? haven't you barbered? haven't they barbered?
Present perfect continuous
haven't I been barbering? haven't you been barbering? hasn't he been barbering? haven't we been barbering? haven't you been barbering? haven't they been barbering?
Pluperfect
hadn't I barbered? hadn't you barbered? hadn't he barbered? hadn't we barbered? hadn't you barbered? hadn't they barbered?
Pluperfect continuous
hadn't I been barbering? hadn't you been barbering? hadn't he been barbering? hadn't we been barbering? hadn't you been barbering? hadn't they been barbering?
Future
won't I barber? won't you barber? won't he barber? won't we barber? won't you barber? won't they barber?
Future continuous
won't I be barbering? won't you be barbering? won't he be barbering? won't we be barbering? won't you be barbering? won't they be barbering?
Future perfect
won't I have barbered? won't you have barbered? won't he have barbered? won't we have barbered? won't you have barbered? won't they have barbered?
Future perfect continuous
won't I have been barbering? won't you have been barbering? won't he have been barbering? won't we have been barbering? won't you have been barbering? won't they have been barbering?
Conditional
Present
wouldn't I barber? wouldn't you barber? wouldn't he barber? wouldn't we barber? wouldn't you barber? wouldn't they barber?
Present continuous
wouldn't I be barbering? wouldn't you be barbering? wouldn't he be barbering? wouldn't we be barbering? wouldn't you be barbering? wouldn't they be barbering?
Past
wouldn't I have barbered? wouldn't you have barbered? wouldn't he have barbered? wouldn't we have barbered? wouldn't you have barbered? wouldn't they have barbered?
Past continuous
wouldn't I have been barbering? wouldn't you have been barbering? wouldn't he have been barbering? wouldn't we have been barbering? wouldn't you have been barbering? wouldn't they have been barbering?