I must subsist you must subsist he must subsist we must subsist you must subsist they must subsist
Forma con V-ing
I must be subsisting you must be subsisting he must be subsisting we must be subsisting you must be subsisting they must be subsisting
Perfecto
I must have subsisted you must have subsisted he must have subsisted we must have subsisted you must have subsisted they must have subsisted
Perfecto con V-ing
I must have been subsisting you must have been subsisting he must have been subsisting we must have been subsisting you must have been subsisting they must have been subsisting
Negación
Forma simple
I mustn't subsist you mustn't subsist he mustn't subsist we mustn't subsist you mustn't subsist they mustn't subsist
Forma con V-ing
I mustn't be subsisting you mustn't be subsisting he mustn't be subsisting we mustn't be subsisting you mustn't be subsisting they mustn't be subsisting
Perfecto
I mustn't have subsisted you mustn't have subsisted he mustn't have subsisted we mustn't have subsisted you mustn't have subsisted they mustn't have subsisted
Perfecto con V-ing
I mustn't have been subsisting you mustn't have been subsisting he mustn't have been subsisting we mustn't have been subsisting you mustn't have been subsisting they mustn't have been subsisting
Forma interrogativa
Forma simple
must I subsist? must you subsist? must he subsist? must we subsist? must you subsist? must they subsist?
Forma con V-ing
must I be subsisting? must you be subsisting? must he be subsisting? must we be subsisting? must you be subsisting? must they be subsisting?
Perfecto
must I have subsisted? must you have subsisted? must he have subsisted? must we have subsisted? must you have subsisted? must they have subsisted?
Perfecto con V-ing
must I have been subsisting? must you have been subsisting? must he have been subsisting? must we have been subsisting? must you have been subsisting? must they have been subsisting?
Forma interro-negativa
Forma simple
mustn't I subsist? mustn't you subsist? mustn't he subsist? mustn't we subsist? mustn't you subsist? mustn't they subsist?
Forma con V-ing
mustn't I be subsisting? mustn't you be subsisting? mustn't he be subsisting? mustn't we be subsisting? mustn't you be subsisting? mustn't they be subsisting?
Perfecto
mustn't I have subsisted? mustn't you have subsisted? mustn't he have subsisted? mustn't we have subsisted? mustn't you have subsisted? mustn't they have subsisted?
Perfecto con V-ing
mustn't I have been subsisting? mustn't you have been subsisting? mustn't he have been subsisting? mustn't we have been subsisting? mustn't you have been subsisting? mustn't they have been subsisting?