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