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