I could blither you could blither she could blither we could blither you could blither they could blither
Forma con V-ing
I could be blithering you could be blithering she could be blithering we could be blithering you could be blithering they could be blithering
Perfecto
I could have blithered you could have blithered she could have blithered we could have blithered you could have blithered they could have blithered
Perfecto con V-ing
I could have been blithering you could have been blithering she could have been blithering we could have been blithering you could have been blithering they could have been blithering
Negación
Forma simple
I could not blither you could not blither she could not blither we could not blither you could not blither they could not blither
Forma con V-ing
I could not be blithering you could not be blithering she could not be blithering we could not be blithering you could not be blithering they could not be blithering
Perfecto
I could not have blithered you could not have blithered she could not have blithered we could not have blithered you could not have blithered they could not have blithered
Perfecto con V-ing
I could not have been blithering you could not have been blithering she could not have been blithering we could not have been blithering you could not have been blithering they could not have been blithering
Forma interrogativa
Forma simple
could I blither? could you blither? could she blither? could we blither? could you blither? could they blither?
Forma con V-ing
could I be blithering? could you be blithering? could she be blithering? could we be blithering? could you be blithering? could they be blithering?
Perfecto
could I have blithered? could you have blithered? could she have blithered? could we have blithered? could you have blithered? could they have blithered?
Perfecto con V-ing
could I have been blithering? could you have been blithering? could she have been blithering? could we have been blithering? could you have been blithering? could they have been blithering?
Forma interro-negativa
Forma simple
could I not blither? could you not blither? could she not blither? could we not blither? could you not blither? could they not blither?
Forma con V-ing
could I not be blithering? could you not be blithering? could she not be blithering? could we not be blithering? could you not be blithering? could they not be blithering?
Perfecto
could I not have blithered? could you not have blithered? could she not have blithered? could we not have blithered? could you not have blithered? could they not have blithered?
Perfecto con V-ing
could I not have been blithering? could you not have been blithering? could she not have been blithering? could we not have been blithering? could you not have been blithering? could they not have been blithering?