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