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