I could wan you could wan he could wan we could wan you could wan they could wan
Forma com V-ing
I could be waning you could be waning he could be waning we could be waning you could be waning they could be waning
Perfeito
I could have waned you could have waned he could have waned we could have waned you could have waned they could have waned
Perfeito com V-ing
I could have been waning you could have been waning he could have been waning we could have been waning you could have been waning they could have been waning
Negação
Forma simple
I could not wan you could not wan he could not wan we could not wan you could not wan they could not wan
Forma com V-ing
I could not be waning you could not be waning he could not be waning we could not be waning you could not be waning they could not be waning
Perfeito
I could not have waned you could not have waned he could not have waned we could not have waned you could not have waned they could not have waned
Perfeito com V-ing
I could not have been waning you could not have been waning he could not have been waning we could not have been waning you could not have been waning they could not have been waning
Forma interrogativa
Forma simple
could I wan? could you wan? could he wan? could we wan? could you wan? could they wan?
Forma com V-ing
could I be waning? could you be waning? could he be waning? could we be waning? could you be waning? could they be waning?
Perfeito
could I have waned? could you have waned? could he have waned? could we have waned? could you have waned? could they have waned?
Perfeito com V-ing
could I have been waning? could you have been waning? could he have been waning? could we have been waning? could you have been waning? could they have been waning?
Forma interro-Negação
Forma simple
could I not wan? could you not wan? could he not wan? could we not wan? could you not wan? could they not wan?
Forma com V-ing
could I not be waning? could you not be waning? could he not be waning? could we not be waning? could you not be waning? could they not be waning?
Perfeito
could I not have waned? could you not have waned? could he not have waned? could we not have waned? could you not have waned? could they not have waned?
Perfeito com V-ing
could I not have been waning? could you not have been waning? could he not have been waning? could we not have been waning? could you not have been waning? could they not have been waning?