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