English verb conjugation
COULD OVERCHARGE

Regular verb: overcharge - overcharged - overcharged

Affirmation

Simple form	V-ing form
I could overcharge you could overcharge she could overcharge we could overcharge you could overcharge they could overcharge	I could be overcharging you could be overcharging she could be overcharging we could be overcharging you could be overcharging they could be overcharging
Perfect	V-ing perfect
I could have overcharged you could have overcharged she could have overcharged we could have overcharged you could have overcharged they could have overcharged	I could have been overcharging you could have been overcharging she could have been overcharging we could have been overcharging you could have been overcharging they could have been overcharging

Negation

Simple form	V-ing form
I couldn't overcharge you couldn't overcharge she couldn't overcharge we couldn't overcharge you couldn't overcharge they couldn't overcharge	I couldn't be overcharging you couldn't be overcharging she couldn't be overcharging we couldn't be overcharging you couldn't be overcharging they couldn't be overcharging
Perfect	V-ing perfect
I couldn't have overcharged you couldn't have overcharged she couldn't have overcharged we couldn't have overcharged you couldn't have overcharged they couldn't have overcharged	I couldn't have been overcharging you couldn't have been overcharging she couldn't have been overcharging we couldn't have been overcharging you couldn't have been overcharging they couldn't have been overcharging

Interrogative form

Simple form	V-ing form
could I overcharge? could you overcharge? could she overcharge? could we overcharge? could you overcharge? could they overcharge?	could I be overcharging? could you be overcharging? could she be overcharging? could we be overcharging? could you be overcharging? could they be overcharging?
Perfect	V-ing perfect
could I have overcharged? could you have overcharged? could she have overcharged? could we have overcharged? could you have overcharged? could they have overcharged?	could I have been overcharging? could you have been overcharging? could she have been overcharging? could we have been overcharging? could you have been overcharging? could they have been overcharging?

Interro-negative form

Simple form	V-ing form
couldn't I overcharge? couldn't you overcharge? couldn't she overcharge? couldn't we overcharge? couldn't you overcharge? couldn't they overcharge?	couldn't I be overcharging? couldn't you be overcharging? couldn't she be overcharging? couldn't we be overcharging? couldn't you be overcharging? couldn't they be overcharging?
Perfect	V-ing perfect
couldn't I have overcharged? couldn't you have overcharged? couldn't she have overcharged? couldn't we have overcharged? couldn't you have overcharged? couldn't they have overcharged?	couldn't I have been overcharging? couldn't you have been overcharging? couldn't she have been overcharging? couldn't we have been overcharging? couldn't you have been overcharging? couldn't they have been overcharging?