I could unify you could unify she could unify we could unify you could unify they could unify
Forma com V-ing
I could be unifying you could be unifying she could be unifying we could be unifying you could be unifying they could be unifying
Perfeito
I could have unified you could have unified she could have unified we could have unified you could have unified they could have unified
Perfeito com V-ing
I could have been unifying you could have been unifying she could have been unifying we could have been unifying you could have been unifying they could have been unifying
Negação
Forma simple
I could not unify you could not unify she could not unify we could not unify you could not unify they could not unify
Forma com V-ing
I could not be unifying you could not be unifying she could not be unifying we could not be unifying you could not be unifying they could not be unifying
Perfeito
I could not have unified you could not have unified she could not have unified we could not have unified you could not have unified they could not have unified
Perfeito com V-ing
I could not have been unifying you could not have been unifying she could not have been unifying we could not have been unifying you could not have been unifying they could not have been unifying
Forma interrogativa
Forma simple
could I unify? could you unify? could she unify? could we unify? could you unify? could they unify?
Forma com V-ing
could I be unifying? could you be unifying? could she be unifying? could we be unifying? could you be unifying? could they be unifying?
Perfeito
could I have unified? could you have unified? could she have unified? could we have unified? could you have unified? could they have unified?
Perfeito com V-ing
could I have been unifying? could you have been unifying? could she have been unifying? could we have been unifying? could you have been unifying? could they have been unifying?
Forma interro-Negação
Forma simple
could I not unify? could you not unify? could she not unify? could we not unify? could you not unify? could they not unify?
Forma com V-ing
could I not be unifying? could you not be unifying? could she not be unifying? could we not be unifying? could you not be unifying? could they not be unifying?
Perfeito
could I not have unified? could you not have unified? could she not have unified? could we not have unified? could you not have unified? could they not have unified?
Perfeito com V-ing
could I not have been unifying? could you not have been unifying? could she not have been unifying? could we not have been unifying? could you not have been unifying? could they not have been unifying?