I must effuse you must effuse he must effuse we must effuse you must effuse they must effuse
Forme en V-ing
I must be effusing you must be effusing he must be effusing we must be effusing you must be effusing they must be effusing
Perfect
I must have effused you must have effused he must have effused we must have effused you must have effused they must have effused
Perfect en V-ing
I must have been effusing you must have been effusing he must have been effusing we must have been effusing you must have been effusing they must have been effusing
Négation
Forme simple
I must not effuse you must not effuse he must not effuse we must not effuse you must not effuse they must not effuse
Forme en V-ing
I must not be effusing you must not be effusing he must not be effusing we must not be effusing you must not be effusing they must not be effusing
Perfect
I must not have effused you must not have effused he must not have effused we must not have effused you must not have effused they must not have effused
Perfect en V-ing
I must not have been effusing you must not have been effusing he must not have been effusing we must not have been effusing you must not have been effusing they must not have been effusing
Forme interrogative
Forme simple
must I effuse? must you effuse? must he effuse? must we effuse? must you effuse? must they effuse?
Forme en V-ing
must I be effusing? must you be effusing? must he be effusing? must we be effusing? must you be effusing? must they be effusing?
Perfect
must I have effused? must you have effused? must he have effused? must we have effused? must you have effused? must they have effused?
Perfect en V-ing
must I have been effusing? must you have been effusing? must he have been effusing? must we have been effusing? must you have been effusing? must they have been effusing?
Forme interro-négative
Forme simple
must I not effuse? must you not effuse? must he not effuse? must we not effuse? must you not effuse? must they not effuse?
Forme en V-ing
must I not be effusing? must you not be effusing? must he not be effusing? must we not be effusing? must you not be effusing? must they not be effusing?
Perfect
must I not have effused? must you not have effused? must he not have effused? must we not have effused? must you not have effused? must they not have effused?
Perfect en V-ing
must I not have been effusing? must you not have been effusing? must he not have been effusing? must we not have been effusing? must you not have been effusing? must they not have been effusing?