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