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