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