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