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