English verb conjugation
COULD UNDERCHARGE

Regular verb: undercharge - undercharged - undercharged

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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