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