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