I could wind you could wind he could wind we could wind you could wind they could wind
Forma com V-ing
I could be winding you could be winding he could be winding we could be winding you could be winding they could be winding
Perfeito
I could have wound you could have wound he could have wound we could have wound you could have wound they could have wound
Perfeito com V-ing
I could have been winding you could have been winding he could have been winding we could have been winding you could have been winding they could have been winding
Negação
Forma simple
I could not wind you could not wind he could not wind we could not wind you could not wind they could not wind
Forma com V-ing
I could not be winding you could not be winding he could not be winding we could not be winding you could not be winding they could not be winding
Perfeito
I could not have wound you could not have wound he could not have wound we could not have wound you could not have wound they could not have wound
Perfeito com V-ing
I could not have been winding you could not have been winding he could not have been winding we could not have been winding you could not have been winding they could not have been winding
Forma interrogativa
Forma simple
could I wind? could you wind? could he wind? could we wind? could you wind? could they wind?
Forma com V-ing
could I be winding? could you be winding? could he be winding? could we be winding? could you be winding? could they be winding?
Perfeito
could I have wound? could you have wound? could he have wound? could we have wound? could you have wound? could they have wound?
Perfeito com V-ing
could I have been winding? could you have been winding? could he have been winding? could we have been winding? could you have been winding? could they have been winding?
Forma interro-Negação
Forma simple
could I not wind? could you not wind? could he not wind? could we not wind? could you not wind? could they not wind?
Forma com V-ing
could I not be winding? could you not be winding? could he not be winding? could we not be winding? could you not be winding? could they not be winding?
Perfeito
could I not have wound? could you not have wound? could he not have wound? could we not have wound? could you not have wound? could they not have wound?
Perfeito com V-ing
could I not have been winding? could you not have been winding? could he not have been winding? could we not have been winding? could you not have been winding? could they not have been winding?