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