Cuidado, este verbo pode não existir, a conjugação é dada como exemplo.
Afirmação
Forma simple
I must born you must born he must born we must born you must born they must born
Forma com V-ing
I must be borning you must be borning he must be borning we must be borning you must be borning they must be borning
Perfeito
I must have borned you must have borned he must have borned we must have borned you must have borned they must have borned
Perfeito com V-ing
I must have been borning you must have been borning he must have been borning we must have been borning you must have been borning they must have been borning
Negação
Forma simple
I mustn't born you mustn't born he mustn't born we mustn't born you mustn't born they mustn't born
Forma com V-ing
I mustn't be borning you mustn't be borning he mustn't be borning we mustn't be borning you mustn't be borning they mustn't be borning
Perfeito
I mustn't have borned you mustn't have borned he mustn't have borned we mustn't have borned you mustn't have borned they mustn't have borned
Perfeito com V-ing
I mustn't have been borning you mustn't have been borning he mustn't have been borning we mustn't have been borning you mustn't have been borning they mustn't have been borning
Forma interrogativa
Forma simple
must I born? must you born? must he born? must we born? must you born? must they born?
Forma com V-ing
must I be borning? must you be borning? must he be borning? must we be borning? must you be borning? must they be borning?
Perfeito
must I have borned? must you have borned? must he have borned? must we have borned? must you have borned? must they have borned?
Perfeito com V-ing
must I have been borning? must you have been borning? must he have been borning? must we have been borning? must you have been borning? must they have been borning?
Forma interro-Negação
Forma simple
mustn't I born? mustn't you born? mustn't he born? mustn't we born? mustn't you born? mustn't they born?
Forma com V-ing
mustn't I be borning? mustn't you be borning? mustn't he be borning? mustn't we be borning? mustn't you be borning? mustn't they be borning?
Perfeito
mustn't I have borned? mustn't you have borned? mustn't he have borned? mustn't we have borned? mustn't you have borned? mustn't they have borned?
Perfeito com V-ing
mustn't I have been borning? mustn't you have been borning? mustn't he have been borning? mustn't we have been borning? mustn't you have been borning? mustn't they have been borning?