English verb conjugation
CAN UNDERCHARGE

Regular verb: undercharge - undercharged - undercharged

Affirmation

Simple form	V-ing form
I can undercharge you can undercharge he can undercharge we can undercharge you can undercharge they can undercharge	I can be undercharging you can be undercharging he 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 he 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 he 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 can't undercharge you can't undercharge he can't undercharge we can't undercharge you can't undercharge they can't undercharge	I can't be undercharging you can't be undercharging he can't be undercharging we can't be undercharging you can't be undercharging they can't be undercharging
Perfect	V-ing perfect
I can't have undercharged you can't have undercharged he can't have undercharged we can't have undercharged you can't have undercharged they can't have undercharged	I can't have been undercharging you can't have been undercharging he can't have been undercharging we can't have been undercharging you can't have been undercharging they can't have been undercharging

Interrogative form

Simple form	V-ing form
can I undercharge? can you undercharge? can he undercharge? can we undercharge? can you undercharge? can they undercharge?	can I be undercharging? can you be undercharging? can he 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 he 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 he 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't I undercharge? can't you undercharge? can't he undercharge? can't we undercharge? can't you undercharge? can't they undercharge?	can't I be undercharging? can't you be undercharging? can't he be undercharging? can't we be undercharging? can't you be undercharging? can't they be undercharging?
Perfect	V-ing perfect
can't I have undercharged? can't you have undercharged? can't he have undercharged? can't we have undercharged? can't you have undercharged? can't they have undercharged?	can't I have been undercharging? can't you have been undercharging? can't he have been undercharging? can't we have been undercharging? can't you have been undercharging? can't they have been undercharging?