English verb conjugation
COULD OVERDEVELOP

Regular verb: overdevelop - overdeveloped - overdeveloped

Affirmation

Simple form	V-ing form
I could overdevelop you could overdevelop he could overdevelop we could overdevelop you could overdevelop they could overdevelop	I could be overdeveloping you could be overdeveloping he could be overdeveloping we could be overdeveloping you could be overdeveloping they could be overdeveloping
Perfect	V-ing perfect
I could have overdeveloped you could have overdeveloped he could have overdeveloped we could have overdeveloped you could have overdeveloped they could have overdeveloped	I could have been overdeveloping you could have been overdeveloping he could have been overdeveloping we could have been overdeveloping you could have been overdeveloping they could have been overdeveloping

Negation

Simple form	V-ing form
I couldn't overdevelop you couldn't overdevelop he couldn't overdevelop we couldn't overdevelop you couldn't overdevelop they couldn't overdevelop	I couldn't be overdeveloping you couldn't be overdeveloping he couldn't be overdeveloping we couldn't be overdeveloping you couldn't be overdeveloping they couldn't be overdeveloping
Perfect	V-ing perfect
I couldn't have overdeveloped you couldn't have overdeveloped he couldn't have overdeveloped we couldn't have overdeveloped you couldn't have overdeveloped they couldn't have overdeveloped	I couldn't have been overdeveloping you couldn't have been overdeveloping he couldn't have been overdeveloping we couldn't have been overdeveloping you couldn't have been overdeveloping they couldn't have been overdeveloping

Interrogative form

Simple form	V-ing form
could I overdevelop? could you overdevelop? could he overdevelop? could we overdevelop? could you overdevelop? could they overdevelop?	could I be overdeveloping? could you be overdeveloping? could he be overdeveloping? could we be overdeveloping? could you be overdeveloping? could they be overdeveloping?
Perfect	V-ing perfect
could I have overdeveloped? could you have overdeveloped? could he have overdeveloped? could we have overdeveloped? could you have overdeveloped? could they have overdeveloped?	could I have been overdeveloping? could you have been overdeveloping? could he have been overdeveloping? could we have been overdeveloping? could you have been overdeveloping? could they have been overdeveloping?

Interro-negative form

Simple form	V-ing form
couldn't I overdevelop? couldn't you overdevelop? couldn't he overdevelop? couldn't we overdevelop? couldn't you overdevelop? couldn't they overdevelop?	couldn't I be overdeveloping? couldn't you be overdeveloping? couldn't he be overdeveloping? couldn't we be overdeveloping? couldn't you be overdeveloping? couldn't they be overdeveloping?
Perfect	V-ing perfect
couldn't I have overdeveloped? couldn't you have overdeveloped? couldn't he have overdeveloped? couldn't we have overdeveloped? couldn't you have overdeveloped? couldn't they have overdeveloped?	couldn't I have been overdeveloping? couldn't you have been overdeveloping? couldn't he have been overdeveloping? couldn't we have been overdeveloping? couldn't you have been overdeveloping? couldn't they have been overdeveloping?