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