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