I could bib you could bib she could bib we could bib you could bib they could bib
Forme en 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
Perfect
I could have bibed you could have bibed she could have bibed we could have bibed you could have bibed they could have bibed
Perfect en 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
Négation
Forme simple
I couldn't bib you couldn't bib she couldn't bib we couldn't bib you couldn't bib they couldn't bib
Forme en V-ing
I couldn't be bibing you couldn't be bibing she couldn't be bibing we couldn't be bibing you couldn't be bibing they couldn't be bibing
Perfect
I couldn't have bibed you couldn't have bibed she couldn't have bibed we couldn't have bibed you couldn't have bibed they couldn't have bibed
Perfect en V-ing
I couldn't have been bibing you couldn't have been bibing she couldn't have been bibing we couldn't have been bibing you couldn't have been bibing they couldn't have been bibing
Forme interrogative
Forme simple
could I bib? could you bib? could she bib? could we bib? could you bib? could they bib?
Forme en 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?
Perfect
could I have bibed? could you have bibed? could she have bibed? could we have bibed? could you have bibed? could they have bibed?
Perfect en 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?
Forme interro-négative
Forme simple
couldn't I bib? couldn't you bib? couldn't she bib? couldn't we bib? couldn't you bib? couldn't they bib?
Forme en V-ing
couldn't I be bibing? couldn't you be bibing? couldn't she be bibing? couldn't we be bibing? couldn't you be bibing? couldn't they be bibing?
Perfect
couldn't I have bibed? couldn't you have bibed? couldn't she have bibed? couldn't we have bibed? couldn't you have bibed? couldn't they have bibed?
Perfect en V-ing
couldn't I have been bibing? couldn't you have been bibing? couldn't she have been bibing? couldn't we have been bibing? couldn't you have been bibing? couldn't they have been bibing?