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