I could end you could end he could end we could end you could end they could end
Forma com V-ing
I could be ending you could be ending he could be ending we could be ending you could be ending they could be ending
Perfeito
I could have ended you could have ended he could have ended we could have ended you could have ended they could have ended
Perfeito com V-ing
I could have been ending you could have been ending he could have been ending we could have been ending you could have been ending they could have been ending
Negação
Forma simple
I couldn't end you couldn't end he couldn't end we couldn't end you couldn't end they couldn't end
Forma com V-ing
I couldn't be ending you couldn't be ending he couldn't be ending we couldn't be ending you couldn't be ending they couldn't be ending
Perfeito
I couldn't have ended you couldn't have ended he couldn't have ended we couldn't have ended you couldn't have ended they couldn't have ended
Perfeito com V-ing
I couldn't have been ending you couldn't have been ending he couldn't have been ending we couldn't have been ending you couldn't have been ending they couldn't have been ending
Forma interrogativa
Forma simple
could I end? could you end? could he end? could we end? could you end? could they end?
Forma com V-ing
could I be ending? could you be ending? could he be ending? could we be ending? could you be ending? could they be ending?
Perfeito
could I have ended? could you have ended? could he have ended? could we have ended? could you have ended? could they have ended?
Perfeito com V-ing
could I have been ending? could you have been ending? could he have been ending? could we have been ending? could you have been ending? could they have been ending?
Forma interro-Negação
Forma simple
couldn't I end? couldn't you end? couldn't he end? couldn't we end? couldn't you end? couldn't they end?
Forma com V-ing
couldn't I be ending? couldn't you be ending? couldn't he be ending? couldn't we be ending? couldn't you be ending? couldn't they be ending?
Perfeito
couldn't I have ended? couldn't you have ended? couldn't he have ended? couldn't we have ended? couldn't you have ended? couldn't they have ended?
Perfeito com V-ing
couldn't I have been ending? couldn't you have been ending? couldn't he have been ending? couldn't we have been ending? couldn't you have been ending? couldn't they have been ending?