I could give you could give he could give we could give you could give they could give
Forma con V-ing
I could be giving you could be giving he could be giving we could be giving you could be giving they could be giving
Perfecto
I could have given you could have given he could have given we could have given you could have given they could have given
Perfecto con V-ing
I could have been giving you could have been giving he could have been giving we could have been giving you could have been giving they could have been giving
Negación
Forma simple
I could not give you could not give he could not give we could not give you could not give they could not give
Forma con V-ing
I could not be giving you could not be giving he could not be giving we could not be giving you could not be giving they could not be giving
Perfecto
I could not have given you could not have given he could not have given we could not have given you could not have given they could not have given
Perfecto con V-ing
I could not have been giving you could not have been giving he could not have been giving we could not have been giving you could not have been giving they could not have been giving
Forma interrogativa
Forma simple
could I give? could you give? could he give? could we give? could you give? could they give?
Forma con V-ing
could I be giving? could you be giving? could he be giving? could we be giving? could you be giving? could they be giving?
Perfecto
could I have given? could you have given? could he have given? could we have given? could you have given? could they have given?
Perfecto con V-ing
could I have been giving? could you have been giving? could he have been giving? could we have been giving? could you have been giving? could they have been giving?
Forma interro-negativa
Forma simple
could I not give? could you not give? could he not give? could we not give? could you not give? could they not give?
Forma con V-ing
could I not be giving? could you not be giving? could he not be giving? could we not be giving? could you not be giving? could they not be giving?
Perfecto
could I not have given? could you not have given? could he not have given? could we not have given? could you not have given? could they not have given?
Perfecto con V-ing
could I not have been giving? could you not have been giving? could he not have been giving? could we not have been giving? could you not have been giving? could they not have been giving?