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