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