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