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