Cuidado, este verbo pode não existir, a conjugação é dada como exemplo.
Afirmação
Forma simple
I must fiance you must fiance she must fiance we must fiance you must fiance they must fiance
Forma com V-ing
I must be fiancing you must be fiancing she must be fiancing we must be fiancing you must be fiancing they must be fiancing
Perfeito
I must have fianced you must have fianced she must have fianced we must have fianced you must have fianced they must have fianced
Perfeito com V-ing
I must have been fiancing you must have been fiancing she must have been fiancing we must have been fiancing you must have been fiancing they must have been fiancing
Negação
Forma simple
I must not fiance you must not fiance she must not fiance we must not fiance you must not fiance they must not fiance
Forma com V-ing
I must not be fiancing you must not be fiancing she must not be fiancing we must not be fiancing you must not be fiancing they must not be fiancing
Perfeito
I must not have fianced you must not have fianced she must not have fianced we must not have fianced you must not have fianced they must not have fianced
Perfeito com V-ing
I must not have been fiancing you must not have been fiancing she must not have been fiancing we must not have been fiancing you must not have been fiancing they must not have been fiancing
Forma interrogativa
Forma simple
must I fiance? must you fiance? must she fiance? must we fiance? must you fiance? must they fiance?
Forma com V-ing
must I be fiancing? must you be fiancing? must she be fiancing? must we be fiancing? must you be fiancing? must they be fiancing?
Perfeito
must I have fianced? must you have fianced? must she have fianced? must we have fianced? must you have fianced? must they have fianced?
Perfeito com V-ing
must I have been fiancing? must you have been fiancing? must she have been fiancing? must we have been fiancing? must you have been fiancing? must they have been fiancing?
Forma interro-Negação
Forma simple
must I not fiance? must you not fiance? must she not fiance? must we not fiance? must you not fiance? must they not fiance?
Forma com V-ing
must I not be fiancing? must you not be fiancing? must she not be fiancing? must we not be fiancing? must you not be fiancing? must they not be fiancing?
Perfeito
must I not have fianced? must you not have fianced? must she not have fianced? must we not have fianced? must you not have fianced? must they not have fianced?
Perfeito com V-ing
must I not have been fiancing? must you not have been fiancing? must she not have been fiancing? must we not have been fiancing? must you not have been fiancing? must they not have been fiancing?