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