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