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