I could shout you could shout he could shout we could shout you could shout they could shout
Forma con V-ing
I could be shouting you could be shouting he could be shouting we could be shouting you could be shouting they could be shouting
Perfecto
I could have shouted you could have shouted he could have shouted we could have shouted you could have shouted they could have shouted
Perfecto con V-ing
I could have been shouting you could have been shouting he could have been shouting we could have been shouting you could have been shouting they could have been shouting
Negación
Forma simple
I couldn't shout you couldn't shout he couldn't shout we couldn't shout you couldn't shout they couldn't shout
Forma con V-ing
I couldn't be shouting you couldn't be shouting he couldn't be shouting we couldn't be shouting you couldn't be shouting they couldn't be shouting
Perfecto
I couldn't have shouted you couldn't have shouted he couldn't have shouted we couldn't have shouted you couldn't have shouted they couldn't have shouted
Perfecto con V-ing
I couldn't have been shouting you couldn't have been shouting he couldn't have been shouting we couldn't have been shouting you couldn't have been shouting they couldn't have been shouting
Forma interrogativa
Forma simple
could I shout? could you shout? could he shout? could we shout? could you shout? could they shout?
Forma con V-ing
could I be shouting? could you be shouting? could he be shouting? could we be shouting? could you be shouting? could they be shouting?
Perfecto
could I have shouted? could you have shouted? could he have shouted? could we have shouted? could you have shouted? could they have shouted?
Perfecto con V-ing
could I have been shouting? could you have been shouting? could he have been shouting? could we have been shouting? could you have been shouting? could they have been shouting?
Forma interro-negativa
Forma simple
couldn't I shout? couldn't you shout? couldn't he shout? couldn't we shout? couldn't you shout? couldn't they shout?
Forma con V-ing
couldn't I be shouting? couldn't you be shouting? couldn't he be shouting? couldn't we be shouting? couldn't you be shouting? couldn't they be shouting?
Perfecto
couldn't I have shouted? couldn't you have shouted? couldn't he have shouted? couldn't we have shouted? couldn't you have shouted? couldn't they have shouted?
Perfecto con V-ing
couldn't I have been shouting? couldn't you have been shouting? couldn't he have been shouting? couldn't we have been shouting? couldn't you have been shouting? couldn't they have been shouting?