I could object you could object he could object we could object you could object they could object
Forma com V-ing
I could be objecting you could be objecting he could be objecting we could be objecting you could be objecting they could be objecting
Perfeito
I could have objected you could have objected he could have objected we could have objected you could have objected they could have objected
Perfeito com V-ing
I could have been objecting you could have been objecting he could have been objecting we could have been objecting you could have been objecting they could have been objecting
Negação
Forma simple
I could not object you could not object he could not object we could not object you could not object they could not object
Forma com V-ing
I could not be objecting you could not be objecting he could not be objecting we could not be objecting you could not be objecting they could not be objecting
Perfeito
I could not have objected you could not have objected he could not have objected we could not have objected you could not have objected they could not have objected
Perfeito com V-ing
I could not have been objecting you could not have been objecting he could not have been objecting we could not have been objecting you could not have been objecting they could not have been objecting
Forma interrogativa
Forma simple
could I object? could you object? could he object? could we object? could you object? could they object?
Forma com V-ing
could I be objecting? could you be objecting? could he be objecting? could we be objecting? could you be objecting? could they be objecting?
Perfeito
could I have objected? could you have objected? could he have objected? could we have objected? could you have objected? could they have objected?
Perfeito com V-ing
could I have been objecting? could you have been objecting? could he have been objecting? could we have been objecting? could you have been objecting? could they have been objecting?
Forma interro-Negação
Forma simple
could I not object? could you not object? could he not object? could we not object? could you not object? could they not object?
Forma com V-ing
could I not be objecting? could you not be objecting? could he not be objecting? could we not be objecting? could you not be objecting? could they not be objecting?
Perfeito
could I not have objected? could you not have objected? could he not have objected? could we not have objected? could you not have objected? could they not have objected?
Perfeito com V-ing
could I not have been objecting? could you not have been objecting? could he not have been objecting? could we not have been objecting? could you not have been objecting? could they not have been objecting?