I could redevelop you could redevelop she could redevelop we could redevelop you could redevelop they could redevelop
V-ing form
I could be redeveloping you could be redeveloping she could be redeveloping we could be redeveloping you could be redeveloping they could be redeveloping
Perfect
I could have redeveloped you could have redeveloped she could have redeveloped we could have redeveloped you could have redeveloped they could have redeveloped
V-ing perfect
I could have been redeveloping you could have been redeveloping she could have been redeveloping we could have been redeveloping you could have been redeveloping they could have been redeveloping
Negation
Simple form
I could not redevelop you could not redevelop she could not redevelop we could not redevelop you could not redevelop they could not redevelop
V-ing form
I could not be redeveloping you could not be redeveloping she could not be redeveloping we could not be redeveloping you could not be redeveloping they could not be redeveloping
Perfect
I could not have redeveloped you could not have redeveloped she could not have redeveloped we could not have redeveloped you could not have redeveloped they could not have redeveloped
V-ing perfect
I could not have been redeveloping you could not have been redeveloping she could not have been redeveloping we could not have been redeveloping you could not have been redeveloping they could not have been redeveloping
Interrogative form
Simple form
could I redevelop? could you redevelop? could she redevelop? could we redevelop? could you redevelop? could they redevelop?
V-ing form
could I be redeveloping? could you be redeveloping? could she be redeveloping? could we be redeveloping? could you be redeveloping? could they be redeveloping?
Perfect
could I have redeveloped? could you have redeveloped? could she have redeveloped? could we have redeveloped? could you have redeveloped? could they have redeveloped?
V-ing perfect
could I have been redeveloping? could you have been redeveloping? could she have been redeveloping? could we have been redeveloping? could you have been redeveloping? could they have been redeveloping?
Interro-negative form
Simple form
could I not redevelop? could you not redevelop? could she not redevelop? could we not redevelop? could you not redevelop? could they not redevelop?
V-ing form
could I not be redeveloping? could you not be redeveloping? could she not be redeveloping? could we not be redeveloping? could you not be redeveloping? could they not be redeveloping?
Perfect
could I not have redeveloped? could you not have redeveloped? could she not have redeveloped? could we not have redeveloped? could you not have redeveloped? could they not have redeveloped?
V-ing perfect
could I not have been redeveloping? could you not have been redeveloping? could she not have been redeveloping? could we not have been redeveloping? could you not have been redeveloping? could they not have been redeveloping?