do I not undo? do you not undo? does he not undo? do we not undo? do you not undo? do they not undo?
Present continuous
am I not undoing? are you not undoing? is he not undoing? are we not undoing? are you not undoing? are they not undoing?
Preterite
did I not undo? did you not undo? did he not undo? did we not undo? did you not undo? did they not undo?
Preterite continuous
was I not undoing? were you not undoing? was he not undoing? were we not undoing? were you not undoing? were they not undoing?
Present perfect
have I not undone? have you not undone? has he not undone? have we not undone? have you not undone? have they not undone?
Present perfect continuous
have I not been undoing? have you not been undoing? has he not been undoing? have we not been undoing? have you not been undoing? have they not been undoing?
Pluperfect
had I not undone? had you not undone? had he not undone? had we not undone? had you not undone? had they not undone?
Pluperfect continuous
had I not been undoing? had you not been undoing? had he not been undoing? had we not been undoing? had you not been undoing? had they not been undoing?
Future
will I not undo? will you not undo? will he not undo? will we not undo? will you not undo? will they not undo?
Future continuous
will I not be undoing? will you not be undoing? will he not be undoing? will we not be undoing? will you not be undoing? will they not be undoing?
Future perfect
will I not have undone? will you not have undone? will he not have undone? will we not have undone? will you not have undone? will they not have undone?
Future perfect continuous
will I not have been undoing? will you not have been undoing? will he not have been undoing? will we not have been undoing? will you not have been undoing? will they not have been undoing?
Conditional
Present
would I not undo? would you not undo? would he not undo? would we not undo? would you not undo? would they not undo?
Present continuous
would I not be undoing? would you not be undoing? would he not be undoing? would we not be undoing? would you not be undoing? would they not be undoing?
Past
would I not have undone? would you not have undone? would he not have undone? would we not have undone? would you not have undone? would they not have undone?
Past continuous
would I not have been undoing? would you not have been undoing? would he not have been undoing? would we not have been undoing? would you not have been undoing? would they not have been undoing?