I could rave you could rave he could rave we could rave you could rave they could rave
Forma con V-ing
I could be raving you could be raving he could be raving we could be raving you could be raving they could be raving
Perfecto
I could have raved you could have raved he could have raved we could have raved you could have raved they could have raved
Perfecto con V-ing
I could have been raving you could have been raving he could have been raving we could have been raving you could have been raving they could have been raving
Negación
Forma simple
I could not rave you could not rave he could not rave we could not rave you could not rave they could not rave
Forma con V-ing
I could not be raving you could not be raving he could not be raving we could not be raving you could not be raving they could not be raving
Perfecto
I could not have raved you could not have raved he could not have raved we could not have raved you could not have raved they could not have raved
Perfecto con V-ing
I could not have been raving you could not have been raving he could not have been raving we could not have been raving you could not have been raving they could not have been raving
Forma interrogativa
Forma simple
could I rave? could you rave? could he rave? could we rave? could you rave? could they rave?
Forma con V-ing
could I be raving? could you be raving? could he be raving? could we be raving? could you be raving? could they be raving?
Perfecto
could I have raved? could you have raved? could he have raved? could we have raved? could you have raved? could they have raved?
Perfecto con V-ing
could I have been raving? could you have been raving? could he have been raving? could we have been raving? could you have been raving? could they have been raving?
Forma interro-negativa
Forma simple
could I not rave? could you not rave? could he not rave? could we not rave? could you not rave? could they not rave?
Forma con V-ing
could I not be raving? could you not be raving? could he not be raving? could we not be raving? could you not be raving? could they not be raving?
Perfecto
could I not have raved? could you not have raved? could he not have raved? could we not have raved? could you not have raved? could they not have raved?
Perfecto con V-ing
could I not have been raving? could you not have been raving? could he not have been raving? could we not have been raving? could you not have been raving? could they not have been raving?