I could row you could row she could row we could row you could row they could row
Forma com V-ing
I could be rowing you could be rowing she could be rowing we could be rowing you could be rowing they could be rowing
Perfeito
I could have rowed you could have rowed she could have rowed we could have rowed you could have rowed they could have rowed
Perfeito com V-ing
I could have been rowing you could have been rowing she could have been rowing we could have been rowing you could have been rowing they could have been rowing
Negação
Forma simple
I could not row you could not row she could not row we could not row you could not row they could not row
Forma com V-ing
I could not be rowing you could not be rowing she could not be rowing we could not be rowing you could not be rowing they could not be rowing
Perfeito
I could not have rowed you could not have rowed she could not have rowed we could not have rowed you could not have rowed they could not have rowed
Perfeito com V-ing
I could not have been rowing you could not have been rowing she could not have been rowing we could not have been rowing you could not have been rowing they could not have been rowing
Forma interrogativa
Forma simple
could I row? could you row? could she row? could we row? could you row? could they row?
Forma com V-ing
could I be rowing? could you be rowing? could she be rowing? could we be rowing? could you be rowing? could they be rowing?
Perfeito
could I have rowed? could you have rowed? could she have rowed? could we have rowed? could you have rowed? could they have rowed?
Perfeito com V-ing
could I have been rowing? could you have been rowing? could she have been rowing? could we have been rowing? could you have been rowing? could they have been rowing?
Forma interro-Negação
Forma simple
could I not row? could you not row? could she not row? could we not row? could you not row? could they not row?
Forma com V-ing
could I not be rowing? could you not be rowing? could she not be rowing? could we not be rowing? could you not be rowing? could they not be rowing?
Perfeito
could I not have rowed? could you not have rowed? could she not have rowed? could we not have rowed? could you not have rowed? could they not have rowed?
Perfeito com V-ing
could I not have been rowing? could you not have been rowing? could she not have been rowing? could we not have been rowing? could you not have been rowing? could they not have been rowing?