English verb conjugation
CAN UNDEREXERCISE

Regular verb: underexercise - underexercised - underexercised

Affirmation

Simple form	V-ing form
I can underexercise you can underexercise she can underexercise we can underexercise you can underexercise they can underexercise	I can be underexercising you can be underexercising she can be underexercising we can be underexercising you can be underexercising they can be underexercising
Perfect	V-ing perfect
I can have underexercised you can have underexercised she can have underexercised we can have underexercised you can have underexercised they can have underexercised	I can have been underexercising you can have been underexercising she can have been underexercising we can have been underexercising you can have been underexercising they can have been underexercising

Negation

Simple form	V-ing form
I can't underexercise you can't underexercise she can't underexercise we can't underexercise you can't underexercise they can't underexercise	I can't be underexercising you can't be underexercising she can't be underexercising we can't be underexercising you can't be underexercising they can't be underexercising
Perfect	V-ing perfect
I can't have underexercised you can't have underexercised she can't have underexercised we can't have underexercised you can't have underexercised they can't have underexercised	I can't have been underexercising you can't have been underexercising she can't have been underexercising we can't have been underexercising you can't have been underexercising they can't have been underexercising

Interrogative form

Simple form	V-ing form
can I underexercise? can you underexercise? can she underexercise? can we underexercise? can you underexercise? can they underexercise?	can I be underexercising? can you be underexercising? can she be underexercising? can we be underexercising? can you be underexercising? can they be underexercising?
Perfect	V-ing perfect
can I have underexercised? can you have underexercised? can she have underexercised? can we have underexercised? can you have underexercised? can they have underexercised?	can I have been underexercising? can you have been underexercising? can she have been underexercising? can we have been underexercising? can you have been underexercising? can they have been underexercising?

Interro-negative form

Simple form	V-ing form
can't I underexercise? can't you underexercise? can't she underexercise? can't we underexercise? can't you underexercise? can't they underexercise?	can't I be underexercising? can't you be underexercising? can't she be underexercising? can't we be underexercising? can't you be underexercising? can't they be underexercising?
Perfect	V-ing perfect
can't I have underexercised? can't you have underexercised? can't she have underexercised? can't we have underexercised? can't you have underexercised? can't they have underexercised?	can't I have been underexercising? can't you have been underexercising? can't she have been underexercising? can't we have been underexercising? can't you have been underexercising? can't they have been underexercising?