I must fable you must fable she must fable we must fable you must fable they must fable
Forme en V-ing
I must be fabling you must be fabling she must be fabling we must be fabling you must be fabling they must be fabling
Perfect
I must have fabled you must have fabled she must have fabled we must have fabled you must have fabled they must have fabled
Perfect en V-ing
I must have been fabling you must have been fabling she must have been fabling we must have been fabling you must have been fabling they must have been fabling
Négation
Forme simple
I must not fable you must not fable she must not fable we must not fable you must not fable they must not fable
Forme en V-ing
I must not be fabling you must not be fabling she must not be fabling we must not be fabling you must not be fabling they must not be fabling
Perfect
I must not have fabled you must not have fabled she must not have fabled we must not have fabled you must not have fabled they must not have fabled
Perfect en V-ing
I must not have been fabling you must not have been fabling she must not have been fabling we must not have been fabling you must not have been fabling they must not have been fabling
Forme interrogative
Forme simple
must I fable? must you fable? must she fable? must we fable? must you fable? must they fable?
Forme en V-ing
must I be fabling? must you be fabling? must she be fabling? must we be fabling? must you be fabling? must they be fabling?
Perfect
must I have fabled? must you have fabled? must she have fabled? must we have fabled? must you have fabled? must they have fabled?
Perfect en V-ing
must I have been fabling? must you have been fabling? must she have been fabling? must we have been fabling? must you have been fabling? must they have been fabling?
Forme interro-négative
Forme simple
must I not fable? must you not fable? must she not fable? must we not fable? must you not fable? must they not fable?
Forme en V-ing
must I not be fabling? must you not be fabling? must she not be fabling? must we not be fabling? must you not be fabling? must they not be fabling?
Perfect
must I not have fabled? must you not have fabled? must she not have fabled? must we not have fabled? must you not have fabled? must they not have fabled?
Perfect en V-ing
must I not have been fabling? must you not have been fabling? must she not have been fabling? must we not have been fabling? must you not have been fabling? must they not have been fabling?