I could christen you could christen she could christen we could christen you could christen they could christen
Forme en V-ing
I could be christening you could be christening she could be christening we could be christening you could be christening they could be christening
Perfect
I could have christened you could have christened she could have christened we could have christened you could have christened they could have christened
Perfect en V-ing
I could have been christening you could have been christening she could have been christening we could have been christening you could have been christening they could have been christening
Négation
Forme simple
I could not christen you could not christen she could not christen we could not christen you could not christen they could not christen
Forme en V-ing
I could not be christening you could not be christening she could not be christening we could not be christening you could not be christening they could not be christening
Perfect
I could not have christened you could not have christened she could not have christened we could not have christened you could not have christened they could not have christened
Perfect en V-ing
I could not have been christening you could not have been christening she could not have been christening we could not have been christening you could not have been christening they could not have been christening
Forme interrogative
Forme simple
could I christen? could you christen? could she christen? could we christen? could you christen? could they christen?
Forme en V-ing
could I be christening? could you be christening? could she be christening? could we be christening? could you be christening? could they be christening?
Perfect
could I have christened? could you have christened? could she have christened? could we have christened? could you have christened? could they have christened?
Perfect en V-ing
could I have been christening? could you have been christening? could she have been christening? could we have been christening? could you have been christening? could they have been christening?
Forme interro-négative
Forme simple
could I not christen? could you not christen? could she not christen? could we not christen? could you not christen? could they not christen?
Forme en V-ing
could I not be christening? could you not be christening? could she not be christening? could we not be christening? could you not be christening? could they not be christening?
Perfect
could I not have christened? could you not have christened? could she not have christened? could we not have christened? could you not have christened? could they not have christened?
Perfect en V-ing
could I not have been christening? could you not have been christening? could she not have been christening? could we not have been christening? could you not have been christening? could they not have been christening?