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