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