I could coast you could coast he could coast we could coast you could coast they could coast
Forma com V-ing
I could be coasting you could be coasting he could be coasting we could be coasting you could be coasting they could be coasting
Perfeito
I could have coasted you could have coasted he could have coasted we could have coasted you could have coasted they could have coasted
Perfeito com V-ing
I could have been coasting you could have been coasting he could have been coasting we could have been coasting you could have been coasting they could have been coasting
Negação
Forma simple
I could not coast you could not coast he could not coast we could not coast you could not coast they could not coast
Forma com V-ing
I could not be coasting you could not be coasting he could not be coasting we could not be coasting you could not be coasting they could not be coasting
Perfeito
I could not have coasted you could not have coasted he could not have coasted we could not have coasted you could not have coasted they could not have coasted
Perfeito com V-ing
I could not have been coasting you could not have been coasting he could not have been coasting we could not have been coasting you could not have been coasting they could not have been coasting
Forma interrogativa
Forma simple
could I coast? could you coast? could he coast? could we coast? could you coast? could they coast?
Forma com V-ing
could I be coasting? could you be coasting? could he be coasting? could we be coasting? could you be coasting? could they be coasting?
Perfeito
could I have coasted? could you have coasted? could he have coasted? could we have coasted? could you have coasted? could they have coasted?
Perfeito com V-ing
could I have been coasting? could you have been coasting? could he have been coasting? could we have been coasting? could you have been coasting? could they have been coasting?
Forma interro-Negação
Forma simple
could I not coast? could you not coast? could he not coast? could we not coast? could you not coast? could they not coast?
Forma com V-ing
could I not be coasting? could you not be coasting? could he not be coasting? could we not be coasting? could you not be coasting? could they not be coasting?
Perfeito
could I not have coasted? could you not have coasted? could he not have coasted? could we not have coasted? could you not have coasted? could they not have coasted?
Perfeito com V-ing
could I not have been coasting? could you not have been coasting? could he not have been coasting? could we not have been coasting? could you not have been coasting? could they not have been coasting?