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