I could blow you could blow he could blow we could blow you could blow they could blow
Forma con V-ing
I could be blowing you could be blowing he could be blowing we could be blowing you could be blowing they could be blowing
Perfecto
I could have blown you could have blown he could have blown we could have blown you could have blown they could have blown
Perfecto con V-ing
I could have been blowing you could have been blowing he could have been blowing we could have been blowing you could have been blowing they could have been blowing
Negación
Forma simple
I could not blow you could not blow he could not blow we could not blow you could not blow they could not blow
Forma con V-ing
I could not be blowing you could not be blowing he could not be blowing we could not be blowing you could not be blowing they could not be blowing
Perfecto
I could not have blown you could not have blown he could not have blown we could not have blown you could not have blown they could not have blown
Perfecto con V-ing
I could not have been blowing you could not have been blowing he could not have been blowing we could not have been blowing you could not have been blowing they could not have been blowing
Forma interrogativa
Forma simple
could I blow? could you blow? could he blow? could we blow? could you blow? could they blow?
Forma con V-ing
could I be blowing? could you be blowing? could he be blowing? could we be blowing? could you be blowing? could they be blowing?
Perfecto
could I have blown? could you have blown? could he have blown? could we have blown? could you have blown? could they have blown?
Perfecto con V-ing
could I have been blowing? could you have been blowing? could he have been blowing? could we have been blowing? could you have been blowing? could they have been blowing?
Forma interro-negativa
Forma simple
could I not blow? could you not blow? could he not blow? could we not blow? could you not blow? could they not blow?
Forma con V-ing
could I not be blowing? could you not be blowing? could he not be blowing? could we not be blowing? could you not be blowing? could they not be blowing?
Perfecto
could I not have blown? could you not have blown? could he not have blown? could we not have blown? could you not have blown? could they not have blown?
Perfecto con V-ing
could I not have been blowing? could you not have been blowing? could he not have been blowing? could we not have been blowing? could you not have been blowing? could they not have been blowing?