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