I could state you could state she could state we could state you could state they could state
Forma com V-ing
I could be stating you could be stating she could be stating we could be stating you could be stating they could be stating
Perfeito
I could have stated you could have stated she could have stated we could have stated you could have stated they could have stated
Perfeito com V-ing
I could have been stating you could have been stating she could have been stating we could have been stating you could have been stating they could have been stating
Negação
Forma simple
I couldn't state you couldn't state she couldn't state we couldn't state you couldn't state they couldn't state
Forma com V-ing
I couldn't be stating you couldn't be stating she couldn't be stating we couldn't be stating you couldn't be stating they couldn't be stating
Perfeito
I couldn't have stated you couldn't have stated she couldn't have stated we couldn't have stated you couldn't have stated they couldn't have stated
Perfeito com V-ing
I couldn't have been stating you couldn't have been stating she couldn't have been stating we couldn't have been stating you couldn't have been stating they couldn't have been stating
Forma interrogativa
Forma simple
could I state? could you state? could she state? could we state? could you state? could they state?
Forma com V-ing
could I be stating? could you be stating? could she be stating? could we be stating? could you be stating? could they be stating?
Perfeito
could I have stated? could you have stated? could she have stated? could we have stated? could you have stated? could they have stated?
Perfeito com V-ing
could I have been stating? could you have been stating? could she have been stating? could we have been stating? could you have been stating? could they have been stating?
Forma interro-Negação
Forma simple
couldn't I state? couldn't you state? couldn't she state? couldn't we state? couldn't you state? couldn't they state?
Forma com V-ing
couldn't I be stating? couldn't you be stating? couldn't she be stating? couldn't we be stating? couldn't you be stating? couldn't they be stating?
Perfeito
couldn't I have stated? couldn't you have stated? couldn't she have stated? couldn't we have stated? couldn't you have stated? couldn't they have stated?
Perfeito com V-ing
couldn't I have been stating? couldn't you have been stating? couldn't she have been stating? couldn't we have been stating? couldn't you have been stating? couldn't they have been stating?