I could overdevelop you could overdevelop she could overdevelop we could overdevelop you could overdevelop they could overdevelop
V-ing form
I could be overdeveloping you could be overdeveloping she could be overdeveloping we could be overdeveloping you could be overdeveloping they could be overdeveloping
Perfect
I could have overdeveloped you could have overdeveloped she could have overdeveloped we could have overdeveloped you could have overdeveloped they could have overdeveloped
V-ing perfect
I could have been overdeveloping you could have been overdeveloping she could have been overdeveloping we could have been overdeveloping you could have been overdeveloping they could have been overdeveloping
Negation
Simple form
I could not overdevelop you could not overdevelop she could not overdevelop we could not overdevelop you could not overdevelop they could not overdevelop
V-ing form
I could not be overdeveloping you could not be overdeveloping she could not be overdeveloping we could not be overdeveloping you could not be overdeveloping they could not be overdeveloping
Perfect
I could not have overdeveloped you could not have overdeveloped she could not have overdeveloped we could not have overdeveloped you could not have overdeveloped they could not have overdeveloped
V-ing perfect
I could not have been overdeveloping you could not have been overdeveloping she could not have been overdeveloping we could not have been overdeveloping you could not have been overdeveloping they could not have been overdeveloping
Interrogative form
Simple form
could I overdevelop? could you overdevelop? could she overdevelop? could we overdevelop? could you overdevelop? could they overdevelop?
V-ing form
could I be overdeveloping? could you be overdeveloping? could she be overdeveloping? could we be overdeveloping? could you be overdeveloping? could they be overdeveloping?
Perfect
could I have overdeveloped? could you have overdeveloped? could she have overdeveloped? could we have overdeveloped? could you have overdeveloped? could they have overdeveloped?
V-ing perfect
could I have been overdeveloping? could you have been overdeveloping? could she have been overdeveloping? could we have been overdeveloping? could you have been overdeveloping? could they have been overdeveloping?
Interro-negative form
Simple form
could I not overdevelop? could you not overdevelop? could she not overdevelop? could we not overdevelop? could you not overdevelop? could they not overdevelop?
V-ing form
could I not be overdeveloping? could you not be overdeveloping? could she not be overdeveloping? could we not be overdeveloping? could you not be overdeveloping? could they not be overdeveloping?
Perfect
could I not have overdeveloped? could you not have overdeveloped? could she not have overdeveloped? could we not have overdeveloped? could you not have overdeveloped? could they not have overdeveloped?
V-ing perfect
could I not have been overdeveloping? could you not have been overdeveloping? could she not have been overdeveloping? could we not have been overdeveloping? could you not have been overdeveloping? could they not have been overdeveloping?