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