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