do I not backfit? do you not backfit? does she not backfit? do we not backfit? do you not backfit? do they not backfit?
Present continuous
am I not backfiting? are you not backfiting? is she not backfiting? are we not backfiting? are you not backfiting? are they not backfiting?
Preterite
did I not backfit? did you not backfit? did she not backfit? did we not backfit? did you not backfit? did they not backfit?
Preterite continuous
was I not backfiting? were you not backfiting? was she not backfiting? were we not backfiting? were you not backfiting? were they not backfiting?
Present perfect
have I not backfit, backfitted? have you not backfit, backfitted? has she not backfit, backfitted? have we not backfit, backfitted? have you not backfit, backfitted? have they not backfit, backfitted?
Present perfect continuous
have I not been backfiting? have you not been backfiting? has she not been backfiting? have we not been backfiting? have you not been backfiting? have they not been backfiting?
Pluperfect
had I not backfit, backfitted? had you not backfit, backfitted? had she not backfit, backfitted? had we not backfit, backfitted? had you not backfit, backfitted? had they not backfit, backfitted?
Pluperfect continuous
had I not been backfiting? had you not been backfiting? had she not been backfiting? had we not been backfiting? had you not been backfiting? had they not been backfiting?
Future
will I not backfit? will you not backfit? will she not backfit? will we not backfit? will you not backfit? will they not backfit?
Future continuous
will I not be backfiting? will you not be backfiting? will she not be backfiting? will we not be backfiting? will you not be backfiting? will they not be backfiting?
Future perfect
will I not have backfit, backfitted? will you not have backfit, backfitted? will she not have backfit, backfitted? will we not have backfit, backfitted? will you not have backfit, backfitted? will they not have backfit, backfitted?
Future perfect continuous
will I not have been backfiting? will you not have been backfiting? will she not have been backfiting? will we not have been backfiting? will you not have been backfiting? will they not have been backfiting?
Conditional
Present
would I not backfit? would you not backfit? would she not backfit? would we not backfit? would you not backfit? would they not backfit?
Present continuous
would I not be backfiting? would you not be backfiting? would she not be backfiting? would we not be backfiting? would you not be backfiting? would they not be backfiting?
Past
would I not have backfit, backfitted? would you not have backfit, backfitted? would she not have backfit, backfitted? would we not have backfit, backfitted? would you not have backfit, backfitted? would they not have backfit, backfitted?
Past continuous
would I not have been backfiting? would you not have been backfiting? would she not have been backfiting? would we not have been backfiting? would you not have been backfiting? would they not have been backfiting?