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