I could negative you could negative he could negative we could negative you could negative they could negative
Forma com V-ing
I could be negativing you could be negativing he could be negativing we could be negativing you could be negativing they could be negativing
Perfeito
I could have negatived you could have negatived he could have negatived we could have negatived you could have negatived they could have negatived
Perfeito com V-ing
I could have been negativing you could have been negativing he could have been negativing we could have been negativing you could have been negativing they could have been negativing
Negação
Forma simple
I could not negative you could not negative he could not negative we could not negative you could not negative they could not negative
Forma com V-ing
I could not be negativing you could not be negativing he could not be negativing we could not be negativing you could not be negativing they could not be negativing
Perfeito
I could not have negatived you could not have negatived he could not have negatived we could not have negatived you could not have negatived they could not have negatived
Perfeito com V-ing
I could not have been negativing you could not have been negativing he could not have been negativing we could not have been negativing you could not have been negativing they could not have been negativing
Forma interrogativa
Forma simple
could I negative? could you negative? could he negative? could we negative? could you negative? could they negative?
Forma com V-ing
could I be negativing? could you be negativing? could he be negativing? could we be negativing? could you be negativing? could they be negativing?
Perfeito
could I have negatived? could you have negatived? could he have negatived? could we have negatived? could you have negatived? could they have negatived?
Perfeito com V-ing
could I have been negativing? could you have been negativing? could he have been negativing? could we have been negativing? could you have been negativing? could they have been negativing?
Forma interro-Negação
Forma simple
could I not negative? could you not negative? could he not negative? could we not negative? could you not negative? could they not negative?
Forma com V-ing
could I not be negativing? could you not be negativing? could he not be negativing? could we not be negativing? could you not be negativing? could they not be negativing?
Perfeito
could I not have negatived? could you not have negatived? could he not have negatived? could we not have negatived? could you not have negatived? could they not have negatived?
Perfeito com V-ing
could I not have been negativing? could you not have been negativing? could he not have been negativing? could we not have been negativing? could you not have been negativing? could they not have been negativing?