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