I could dock you could dock he could dock we could dock you could dock they could dock
Forma com V-ing
I could be docking you could be docking he could be docking we could be docking you could be docking they could be docking
Perfeito
I could have docked you could have docked he could have docked we could have docked you could have docked they could have docked
Perfeito com V-ing
I could have been docking you could have been docking he could have been docking we could have been docking you could have been docking they could have been docking
Negação
Forma simple
I could not dock you could not dock he could not dock we could not dock you could not dock they could not dock
Forma com V-ing
I could not be docking you could not be docking he could not be docking we could not be docking you could not be docking they could not be docking
Perfeito
I could not have docked you could not have docked he could not have docked we could not have docked you could not have docked they could not have docked
Perfeito com V-ing
I could not have been docking you could not have been docking he could not have been docking we could not have been docking you could not have been docking they could not have been docking
Forma interrogativa
Forma simple
could I dock? could you dock? could he dock? could we dock? could you dock? could they dock?
Forma com V-ing
could I be docking? could you be docking? could he be docking? could we be docking? could you be docking? could they be docking?
Perfeito
could I have docked? could you have docked? could he have docked? could we have docked? could you have docked? could they have docked?
Perfeito com V-ing
could I have been docking? could you have been docking? could he have been docking? could we have been docking? could you have been docking? could they have been docking?
Forma interro-Negação
Forma simple
could I not dock? could you not dock? could he not dock? could we not dock? could you not dock? could they not dock?
Forma com V-ing
could I not be docking? could you not be docking? could he not be docking? could we not be docking? could you not be docking? could they not be docking?
Perfeito
could I not have docked? could you not have docked? could he not have docked? could we not have docked? could you not have docked? could they not have docked?
Perfeito com V-ing
could I not have been docking? could you not have been docking? could he not have been docking? could we not have been docking? could you not have been docking? could they not have been docking?