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