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