don't I exercise? don't you exercise? doesn't he exercise? don't we exercise? don't you exercise? don't they exercise?
Presente continuo
am I not exercising? aren't you exercising? isn't he exercising? aren't we exercising? aren't you exercising? aren't they exercising?
Pretérito
didn't I exercise? didn't you exercise? didn't he exercise? didn't we exercise? didn't you exercise? didn't they exercise?
Pretérito continuo
wasn't I exercising? weren't you exercising? wasn't he exercising? weren't we exercising? weren't you exercising? weren't they exercising?
Presente perfecto
haven't I exercised? haven't you exercised? hasn't he exercised? haven't we exercised? haven't you exercised? haven't they exercised?
Presente perfecto continuo
haven't I been exercising? haven't you been exercising? hasn't he been exercising? haven't we been exercising? haven't you been exercising? haven't they been exercising?
Pluscuamperfecto
hadn't I exercised? hadn't you exercised? hadn't he exercised? hadn't we exercised? hadn't you exercised? hadn't they exercised?
Pluscuamperfecto continuo
hadn't I been exercising? hadn't you been exercising? hadn't he been exercising? hadn't we been exercising? hadn't you been exercising? hadn't they been exercising?
Futuro simple
won't I exercise? won't you exercise? won't he exercise? won't we exercise? won't you exercise? won't they exercise?
Futuro continuo
won't I be exercising? won't you be exercising? won't he be exercising? won't we be exercising? won't you be exercising? won't they be exercising?
Futuro perfecto
won't I have exercised? won't you have exercised? won't he have exercised? won't we have exercised? won't you have exercised? won't they have exercised?
Futuro perfecto contínuo
won't I have been exercising? won't you have been exercising? won't he have been exercising? won't we have been exercising? won't you have been exercising? won't they have been exercising?
Condicional
Presente
wouldn't I exercise? wouldn't you exercise? wouldn't he exercise? wouldn't we exercise? wouldn't you exercise? wouldn't they exercise?
Presente continuo
wouldn't I be exercising? wouldn't you be exercising? wouldn't he be exercising? wouldn't we be exercising? wouldn't you be exercising? wouldn't they be exercising?
Passado
wouldn't I have exercised? wouldn't you have exercised? wouldn't he have exercised? wouldn't we have exercised? wouldn't you have exercised? wouldn't they have exercised?
Passado continuo
wouldn't I have been exercising? wouldn't you have been exercising? wouldn't he have been exercising? wouldn't we have been exercising? wouldn't you have been exercising? wouldn't they have been exercising?