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