Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could evolve evolve you could evolve evolve he could evolve evolve we could evolve evolve you could evolve evolve they could evolve evolve
V-ing form
I could be evolve evolving you could be evolve evolving he could be evolve evolving we could be evolve evolving you could be evolve evolving they could be evolve evolving
Perfect
I could have evolve evolved you could have evolve evolved he could have evolve evolved we could have evolve evolved you could have evolve evolved they could have evolve evolved
V-ing perfect
I could have been evolve evolving you could have been evolve evolving he could have been evolve evolving we could have been evolve evolving you could have been evolve evolving they could have been evolve evolving
Negation
Simple form
I couldn't evolve evolve you couldn't evolve evolve he couldn't evolve evolve we couldn't evolve evolve you couldn't evolve evolve they couldn't evolve evolve
V-ing form
I couldn't be evolve evolving you couldn't be evolve evolving he couldn't be evolve evolving we couldn't be evolve evolving you couldn't be evolve evolving they couldn't be evolve evolving
Perfect
I couldn't have evolve evolved you couldn't have evolve evolved he couldn't have evolve evolved we couldn't have evolve evolved you couldn't have evolve evolved they couldn't have evolve evolved
V-ing perfect
I couldn't have been evolve evolving you couldn't have been evolve evolving he couldn't have been evolve evolving we couldn't have been evolve evolving you couldn't have been evolve evolving they couldn't have been evolve evolving
Interrogative form
Simple form
could I evolve evolve? could you evolve evolve? could he evolve evolve? could we evolve evolve? could you evolve evolve? could they evolve evolve?
V-ing form
could I be evolve evolving? could you be evolve evolving? could he be evolve evolving? could we be evolve evolving? could you be evolve evolving? could they be evolve evolving?
Perfect
could I have evolve evolved? could you have evolve evolved? could he have evolve evolved? could we have evolve evolved? could you have evolve evolved? could they have evolve evolved?
V-ing perfect
could I have been evolve evolving? could you have been evolve evolving? could he have been evolve evolving? could we have been evolve evolving? could you have been evolve evolving? could they have been evolve evolving?
Interro-negative form
Simple form
couldn't I evolve evolve? couldn't you evolve evolve? couldn't he evolve evolve? couldn't we evolve evolve? couldn't you evolve evolve? couldn't they evolve evolve?
V-ing form
couldn't I be evolve evolving? couldn't you be evolve evolving? couldn't he be evolve evolving? couldn't we be evolve evolving? couldn't you be evolve evolving? couldn't they be evolve evolving?
Perfect
couldn't I have evolve evolved? couldn't you have evolve evolved? couldn't he have evolve evolved? couldn't we have evolve evolved? couldn't you have evolve evolved? couldn't they have evolve evolved?
V-ing perfect
couldn't I have been evolve evolving? couldn't you have been evolve evolving? couldn't he have been evolve evolving? couldn't we have been evolve evolving? couldn't you have been evolve evolving? couldn't they have been evolve evolving?