I could consult you could consult he could consult we could consult you could consult they could consult
Forma con V-ing
I could be consulting you could be consulting he could be consulting we could be consulting you could be consulting they could be consulting
Perfecto
I could have consulted you could have consulted he could have consulted we could have consulted you could have consulted they could have consulted
Perfecto con V-ing
I could have been consulting you could have been consulting he could have been consulting we could have been consulting you could have been consulting they could have been consulting
Negación
Forma simple
I could not consult you could not consult he could not consult we could not consult you could not consult they could not consult
Forma con V-ing
I could not be consulting you could not be consulting he could not be consulting we could not be consulting you could not be consulting they could not be consulting
Perfecto
I could not have consulted you could not have consulted he could not have consulted we could not have consulted you could not have consulted they could not have consulted
Perfecto con V-ing
I could not have been consulting you could not have been consulting he could not have been consulting we could not have been consulting you could not have been consulting they could not have been consulting
Forma interrogativa
Forma simple
could I consult? could you consult? could he consult? could we consult? could you consult? could they consult?
Forma con V-ing
could I be consulting? could you be consulting? could he be consulting? could we be consulting? could you be consulting? could they be consulting?
Perfecto
could I have consulted? could you have consulted? could he have consulted? could we have consulted? could you have consulted? could they have consulted?
Perfecto con V-ing
could I have been consulting? could you have been consulting? could he have been consulting? could we have been consulting? could you have been consulting? could they have been consulting?
Forma interro-negativa
Forma simple
could I not consult? could you not consult? could he not consult? could we not consult? could you not consult? could they not consult?
Forma con V-ing
could I not be consulting? could you not be consulting? could he not be consulting? could we not be consulting? could you not be consulting? could they not be consulting?
Perfecto
could I not have consulted? could you not have consulted? could he not have consulted? could we not have consulted? could you not have consulted? could they not have consulted?
Perfecto con V-ing
could I not have been consulting? could you not have been consulting? could he not have been consulting? could we not have been consulting? could you not have been consulting? could they not have been consulting?