don't I crunch? don't you crunch? doesn't he crunch? don't we crunch? don't you crunch? don't they crunch?
Present continuous
am I not crunching? aren't you crunching? isn't he crunching? aren't we crunching? aren't you crunching? aren't they crunching?
Preterite
didn't I crunch? didn't you crunch? didn't he crunch? didn't we crunch? didn't you crunch? didn't they crunch?
Preterite continuous
wasn't I crunching? weren't you crunching? wasn't he crunching? weren't we crunching? weren't you crunching? weren't they crunching?
Present perfect
haven't I crunched? haven't you crunched? hasn't he crunched? haven't we crunched? haven't you crunched? haven't they crunched?
Present perfect continuous
haven't I been crunching? haven't you been crunching? hasn't he been crunching? haven't we been crunching? haven't you been crunching? haven't they been crunching?
Pluperfect
hadn't I crunched? hadn't you crunched? hadn't he crunched? hadn't we crunched? hadn't you crunched? hadn't they crunched?
Pluperfect continuous
hadn't I been crunching? hadn't you been crunching? hadn't he been crunching? hadn't we been crunching? hadn't you been crunching? hadn't they been crunching?
Future
won't I crunch? won't you crunch? won't he crunch? won't we crunch? won't you crunch? won't they crunch?
Future continuous
won't I be crunching? won't you be crunching? won't he be crunching? won't we be crunching? won't you be crunching? won't they be crunching?
Future perfect
won't I have crunched? won't you have crunched? won't he have crunched? won't we have crunched? won't you have crunched? won't they have crunched?
Future perfect continuous
won't I have been crunching? won't you have been crunching? won't he have been crunching? won't we have been crunching? won't you have been crunching? won't they have been crunching?
Conditional
Present
wouldn't I crunch? wouldn't you crunch? wouldn't he crunch? wouldn't we crunch? wouldn't you crunch? wouldn't they crunch?
Present continuous
wouldn't I be crunching? wouldn't you be crunching? wouldn't he be crunching? wouldn't we be crunching? wouldn't you be crunching? wouldn't they be crunching?
Past
wouldn't I have crunched? wouldn't you have crunched? wouldn't he have crunched? wouldn't we have crunched? wouldn't you have crunched? wouldn't they have crunched?
Past continuous
wouldn't I have been crunching? wouldn't you have been crunching? wouldn't he have been crunching? wouldn't we have been crunching? wouldn't you have been crunching? wouldn't they have been crunching?