I could bib you could bib she could bib we could bib you could bib they could bib
Forma con V-ing
I could be bibing you could be bibing she could be bibing we could be bibing you could be bibing they could be bibing
Perfecto
I could have bibed you could have bibed she could have bibed we could have bibed you could have bibed they could have bibed
Perfecto con V-ing
I could have been bibing you could have been bibing she could have been bibing we could have been bibing you could have been bibing they could have been bibing
Negación
Forma simple
I could not bib you could not bib she could not bib we could not bib you could not bib they could not bib
Forma con V-ing
I could not be bibing you could not be bibing she could not be bibing we could not be bibing you could not be bibing they could not be bibing
Perfecto
I could not have bibed you could not have bibed she could not have bibed we could not have bibed you could not have bibed they could not have bibed
Perfecto con V-ing
I could not have been bibing you could not have been bibing she could not have been bibing we could not have been bibing you could not have been bibing they could not have been bibing
Forma interrogativa
Forma simple
could I bib? could you bib? could she bib? could we bib? could you bib? could they bib?
Forma con V-ing
could I be bibing? could you be bibing? could she be bibing? could we be bibing? could you be bibing? could they be bibing?
Perfecto
could I have bibed? could you have bibed? could she have bibed? could we have bibed? could you have bibed? could they have bibed?
Perfecto con V-ing
could I have been bibing? could you have been bibing? could she have been bibing? could we have been bibing? could you have been bibing? could they have been bibing?
Forma interro-negativa
Forma simple
could I not bib? could you not bib? could she not bib? could we not bib? could you not bib? could they not bib?
Forma con V-ing
could I not be bibing? could you not be bibing? could she not be bibing? could we not be bibing? could you not be bibing? could they not be bibing?
Perfecto
could I not have bibed? could you not have bibed? could she not have bibed? could we not have bibed? could you not have bibed? could they not have bibed?
Perfecto con V-ing
could I not have been bibing? could you not have been bibing? could she not have been bibing? could we not have been bibing? could you not have been bibing? could they not have been bibing?