I could row you could row he could row we could row you could row they could row
Forma com V-ing
I could be rowing you could be rowing he could be rowing we could be rowing you could be rowing they could be rowing
Perfeito
I could have rowed you could have rowed he 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 he could have been rowing we could have been rowing you could have been rowing they could have been rowing
Negação
Forma simple
I couldn't row you couldn't row he couldn't row we couldn't row you couldn't row they couldn't row
Forma com V-ing
I couldn't be rowing you couldn't be rowing he couldn't be rowing we couldn't be rowing you couldn't be rowing they couldn't be rowing
Perfeito
I couldn't have rowed you couldn't have rowed he couldn't have rowed we couldn't have rowed you couldn't have rowed they couldn't have rowed
Perfeito com V-ing
I couldn't have been rowing you couldn't have been rowing he couldn't have been rowing we couldn't have been rowing you couldn't have been rowing they couldn't have been rowing
Forma interrogativa
Forma simple
could I row? could you row? could he row? could we row? could you row? could they row?
Forma com V-ing
could I be rowing? could you be rowing? could he be rowing? could we be rowing? could you be rowing? could they be rowing?
Perfeito
could I have rowed? could you have rowed? could he 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 he have been rowing? could we have been rowing? could you have been rowing? could they have been rowing?
Forma interro-Negação
Forma simple
couldn't I row? couldn't you row? couldn't he row? couldn't we row? couldn't you row? couldn't they row?
Forma com V-ing
couldn't I be rowing? couldn't you be rowing? couldn't he be rowing? couldn't we be rowing? couldn't you be rowing? couldn't they be rowing?
Perfeito
couldn't I have rowed? couldn't you have rowed? couldn't he have rowed? couldn't we have rowed? couldn't you have rowed? couldn't they have rowed?
Perfeito com V-ing
couldn't I have been rowing? couldn't you have been rowing? couldn't he have been rowing? couldn't we have been rowing? couldn't you have been rowing? couldn't they have been rowing?