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