Atención, este verbo puede no existir, se da como ejemplo la conjugación.
Afirmación
Forma simple
I must series you must series she must series we must series you must series they must series
Forma con V-ing
I must be seriesing you must be seriesing she must be seriesing we must be seriesing you must be seriesing they must be seriesing
Perfecto
I must have seriesed you must have seriesed she must have seriesed we must have seriesed you must have seriesed they must have seriesed
Perfecto con V-ing
I must have been seriesing you must have been seriesing she must have been seriesing we must have been seriesing you must have been seriesing they must have been seriesing
Negación
Forma simple
I mustn't series you mustn't series she mustn't series we mustn't series you mustn't series they mustn't series
Forma con V-ing
I mustn't be seriesing you mustn't be seriesing she mustn't be seriesing we mustn't be seriesing you mustn't be seriesing they mustn't be seriesing
Perfecto
I mustn't have seriesed you mustn't have seriesed she mustn't have seriesed we mustn't have seriesed you mustn't have seriesed they mustn't have seriesed
Perfecto con V-ing
I mustn't have been seriesing you mustn't have been seriesing she mustn't have been seriesing we mustn't have been seriesing you mustn't have been seriesing they mustn't have been seriesing
Forma interrogativa
Forma simple
must I series? must you series? must she series? must we series? must you series? must they series?
Forma con V-ing
must I be seriesing? must you be seriesing? must she be seriesing? must we be seriesing? must you be seriesing? must they be seriesing?
Perfecto
must I have seriesed? must you have seriesed? must she have seriesed? must we have seriesed? must you have seriesed? must they have seriesed?
Perfecto con V-ing
must I have been seriesing? must you have been seriesing? must she have been seriesing? must we have been seriesing? must you have been seriesing? must they have been seriesing?
Forma interro-negativa
Forma simple
mustn't I series? mustn't you series? mustn't she series? mustn't we series? mustn't you series? mustn't they series?
Forma con V-ing
mustn't I be seriesing? mustn't you be seriesing? mustn't she be seriesing? mustn't we be seriesing? mustn't you be seriesing? mustn't they be seriesing?
Perfecto
mustn't I have seriesed? mustn't you have seriesed? mustn't she have seriesed? mustn't we have seriesed? mustn't you have seriesed? mustn't they have seriesed?
Perfecto con V-ing
mustn't I have been seriesing? mustn't you have been seriesing? mustn't she have been seriesing? mustn't we have been seriesing? mustn't you have been seriesing? mustn't they have been seriesing?