I could possess you could possess she could possess we could possess you could possess they could possess
Forma con V-ing
I could be possessing you could be possessing she could be possessing we could be possessing you could be possessing they could be possessing
Perfecto
I could have possessed you could have possessed she could have possessed we could have possessed you could have possessed they could have possessed
Perfecto con V-ing
I could have been possessing you could have been possessing she could have been possessing we could have been possessing you could have been possessing they could have been possessing
Negación
Forma simple
I could not possess you could not possess she could not possess we could not possess you could not possess they could not possess
Forma con V-ing
I could not be possessing you could not be possessing she could not be possessing we could not be possessing you could not be possessing they could not be possessing
Perfecto
I could not have possessed you could not have possessed she could not have possessed we could not have possessed you could not have possessed they could not have possessed
Perfecto con V-ing
I could not have been possessing you could not have been possessing she could not have been possessing we could not have been possessing you could not have been possessing they could not have been possessing
Forma interrogativa
Forma simple
could I possess? could you possess? could she possess? could we possess? could you possess? could they possess?
Forma con V-ing
could I be possessing? could you be possessing? could she be possessing? could we be possessing? could you be possessing? could they be possessing?
Perfecto
could I have possessed? could you have possessed? could she have possessed? could we have possessed? could you have possessed? could they have possessed?
Perfecto con V-ing
could I have been possessing? could you have been possessing? could she have been possessing? could we have been possessing? could you have been possessing? could they have been possessing?
Forma interro-negativa
Forma simple
could I not possess? could you not possess? could she not possess? could we not possess? could you not possess? could they not possess?
Forma con V-ing
could I not be possessing? could you not be possessing? could she not be possessing? could we not be possessing? could you not be possessing? could they not be possessing?
Perfecto
could I not have possessed? could you not have possessed? could she not have possessed? could we not have possessed? could you not have possessed? could they not have possessed?
Perfecto con V-ing
could I not have been possessing? could you not have been possessing? could she not have been possessing? could we not have been possessing? could you not have been possessing? could they not have been possessing?