I could devolve you could devolve she could devolve we could devolve you could devolve they could devolve
Forme en V-ing
I could be devolving you could be devolving she could be devolving we could be devolving you could be devolving they could be devolving
Perfect
I could have devolved you could have devolved she could have devolved we could have devolved you could have devolved they could have devolved
Perfect en V-ing
I could have been devolving you could have been devolving she could have been devolving we could have been devolving you could have been devolving they could have been devolving
Négation
Forme simple
I could not devolve you could not devolve she could not devolve we could not devolve you could not devolve they could not devolve
Forme en V-ing
I could not be devolving you could not be devolving she could not be devolving we could not be devolving you could not be devolving they could not be devolving
Perfect
I could not have devolved you could not have devolved she could not have devolved we could not have devolved you could not have devolved they could not have devolved
Perfect en V-ing
I could not have been devolving you could not have been devolving she could not have been devolving we could not have been devolving you could not have been devolving they could not have been devolving
Forme interrogative
Forme simple
could I devolve? could you devolve? could she devolve? could we devolve? could you devolve? could they devolve?
Forme en V-ing
could I be devolving? could you be devolving? could she be devolving? could we be devolving? could you be devolving? could they be devolving?
Perfect
could I have devolved? could you have devolved? could she have devolved? could we have devolved? could you have devolved? could they have devolved?
Perfect en V-ing
could I have been devolving? could you have been devolving? could she have been devolving? could we have been devolving? could you have been devolving? could they have been devolving?
Forme interro-négative
Forme simple
could I not devolve? could you not devolve? could she not devolve? could we not devolve? could you not devolve? could they not devolve?
Forme en V-ing
could I not be devolving? could you not be devolving? could she not be devolving? could we not be devolving? could you not be devolving? could they not be devolving?
Perfect
could I not have devolved? could you not have devolved? could she not have devolved? could we not have devolved? could you not have devolved? could they not have devolved?
Perfect en V-ing
could I not have been devolving? could you not have been devolving? could she not have been devolving? could we not have been devolving? could you not have been devolving? could they not have been devolving?