I could tell you could tell she could tell we could tell you could tell they could tell
Forma com V-ing
I could be telling you could be telling she could be telling we could be telling you could be telling they could be telling
Perfeito
I could have told you could have told she could have told we could have told you could have told they could have told
Perfeito com V-ing
I could have been telling you could have been telling she could have been telling we could have been telling you could have been telling they could have been telling
Negação
Forma simple
I could not tell you could not tell she could not tell we could not tell you could not tell they could not tell
Forma com V-ing
I could not be telling you could not be telling she could not be telling we could not be telling you could not be telling they could not be telling
Perfeito
I could not have told you could not have told she could not have told we could not have told you could not have told they could not have told
Perfeito com V-ing
I could not have been telling you could not have been telling she could not have been telling we could not have been telling you could not have been telling they could not have been telling
Forma interrogativa
Forma simple
could I tell? could you tell? could she tell? could we tell? could you tell? could they tell?
Forma com V-ing
could I be telling? could you be telling? could she be telling? could we be telling? could you be telling? could they be telling?
Perfeito
could I have told? could you have told? could she have told? could we have told? could you have told? could they have told?
Perfeito com V-ing
could I have been telling? could you have been telling? could she have been telling? could we have been telling? could you have been telling? could they have been telling?
Forma interro-Negação
Forma simple
could I not tell? could you not tell? could she not tell? could we not tell? could you not tell? could they not tell?
Forma com V-ing
could I not be telling? could you not be telling? could she not be telling? could we not be telling? could you not be telling? could they not be telling?
Perfeito
could I not have told? could you not have told? could she not have told? could we not have told? could you not have told? could they not have told?
Perfeito com V-ing
could I not have been telling? could you not have been telling? could she not have been telling? could we not have been telling? could you not have been telling? could they not have been telling?