English verb conjugation
CAN UNDEREXERCISE

Regular verb: underexercise - underexercised - underexercised

Affirmation

Simple form	V-ing form
I can underexercise you can underexercise he can underexercise we can underexercise you can underexercise they can underexercise	I can be underexercising you can be underexercising he 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 he 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 he 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 he 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 he 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 he 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 he 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 he underexercise? can we underexercise? can you underexercise? can they underexercise?	can I be underexercising? can you be underexercising? can he 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 he 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 he 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 he 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 he 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 he 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 he have been underexercising? can't we have been underexercising? can't you have been underexercising? can't they have been underexercising?