I must fable you must fable he must fable we must fable you must fable they must fable
Forma com V-ing
I must be fabling you must be fabling he must be fabling we must be fabling you must be fabling they must be fabling
Perfeito
I must have fabled you must have fabled he must have fabled we must have fabled you must have fabled they must have fabled
Perfeito com V-ing
I must have been fabling you must have been fabling he must have been fabling we must have been fabling you must have been fabling they must have been fabling
Negação
Forma simple
I must not fable you must not fable he must not fable we must not fable you must not fable they must not fable
Forma com V-ing
I must not be fabling you must not be fabling he must not be fabling we must not be fabling you must not be fabling they must not be fabling
Perfeito
I must not have fabled you must not have fabled he must not have fabled we must not have fabled you must not have fabled they must not have fabled
Perfeito com V-ing
I must not have been fabling you must not have been fabling he must not have been fabling we must not have been fabling you must not have been fabling they must not have been fabling
Forma interrogativa
Forma simple
must I fable? must you fable? must he fable? must we fable? must you fable? must they fable?
Forma com V-ing
must I be fabling? must you be fabling? must he be fabling? must we be fabling? must you be fabling? must they be fabling?
Perfeito
must I have fabled? must you have fabled? must he have fabled? must we have fabled? must you have fabled? must they have fabled?
Perfeito com V-ing
must I have been fabling? must you have been fabling? must he have been fabling? must we have been fabling? must you have been fabling? must they have been fabling?
Forma interro-Negação
Forma simple
must I not fable? must you not fable? must he not fable? must we not fable? must you not fable? must they not fable?
Forma com V-ing
must I not be fabling? must you not be fabling? must he not be fabling? must we not be fabling? must you not be fabling? must they not be fabling?
Perfeito
must I not have fabled? must you not have fabled? must he not have fabled? must we not have fabled? must you not have fabled? must they not have fabled?
Perfeito com V-ing
must I not have been fabling? must you not have been fabling? must he not have been fabling? must we not have been fabling? must you not have been fabling? must they not have been fabling?