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