English verb conjugation
CAN UNDERCHARGE

Regular verb: undercharge - undercharged - undercharged

Affirmation

Simple form	V-ing form
I can undercharge you can undercharge she can undercharge we can undercharge you can undercharge they can undercharge	I can be undercharging you can be undercharging she can be undercharging we can be undercharging you can be undercharging they can be undercharging
Perfect	V-ing perfect
I can have undercharged you can have undercharged she can have undercharged we can have undercharged you can have undercharged they can have undercharged	I can have been undercharging you can have been undercharging she can have been undercharging we can have been undercharging you can have been undercharging they can have been undercharging

Negation

Simple form	V-ing form
I cannot undercharge you cannot undercharge she cannot undercharge we cannot undercharge you cannot undercharge they cannot undercharge	I cannot be undercharging you cannot be undercharging she cannot be undercharging we cannot be undercharging you cannot be undercharging they cannot be undercharging
Perfect	V-ing perfect
I cannot have undercharged you cannot have undercharged she cannot have undercharged we cannot have undercharged you cannot have undercharged they cannot have undercharged	I cannot have been undercharging you cannot have been undercharging she cannot have been undercharging we cannot have been undercharging you cannot have been undercharging they cannot have been undercharging

Interrogative form

Simple form	V-ing form
can I undercharge? can you undercharge? can she undercharge? can we undercharge? can you undercharge? can they undercharge?	can I be undercharging? can you be undercharging? can she be undercharging? can we be undercharging? can you be undercharging? can they be undercharging?
Perfect	V-ing perfect
can I have undercharged? can you have undercharged? can she have undercharged? can we have undercharged? can you have undercharged? can they have undercharged?	can I have been undercharging? can you have been undercharging? can she have been undercharging? can we have been undercharging? can you have been undercharging? can they have been undercharging?

Interro-negative form

Simple form	V-ing form
can I not undercharge? can you not undercharge? can she not undercharge? can we not undercharge? can you not undercharge? can they not undercharge?	can I not be undercharging? can you not be undercharging? can she not be undercharging? can we not be undercharging? can you not be undercharging? can they not be undercharging?
Perfect	V-ing perfect
can I not have undercharged? can you not have undercharged? can she not have undercharged? can we not have undercharged? can you not have undercharged? can they not have undercharged?	can I not have been undercharging? can you not have been undercharging? can she not have been undercharging? can we not have been undercharging? can you not have been undercharging? can they not have been undercharging?