I must chasten you must chasten he must chasten we must chasten you must chasten they must chasten
Forma com V-ing
I must be chastening you must be chastening he must be chastening we must be chastening you must be chastening they must be chastening
Perfeito
I must have chastened you must have chastened he must have chastened we must have chastened you must have chastened they must have chastened
Perfeito com V-ing
I must have been chastening you must have been chastening he must have been chastening we must have been chastening you must have been chastening they must have been chastening
Negação
Forma simple
I mustn't chasten you mustn't chasten he mustn't chasten we mustn't chasten you mustn't chasten they mustn't chasten
Forma com V-ing
I mustn't be chastening you mustn't be chastening he mustn't be chastening we mustn't be chastening you mustn't be chastening they mustn't be chastening
Perfeito
I mustn't have chastened you mustn't have chastened he mustn't have chastened we mustn't have chastened you mustn't have chastened they mustn't have chastened
Perfeito com V-ing
I mustn't have been chastening you mustn't have been chastening he mustn't have been chastening we mustn't have been chastening you mustn't have been chastening they mustn't have been chastening
Forma interrogativa
Forma simple
must I chasten? must you chasten? must he chasten? must we chasten? must you chasten? must they chasten?
Forma com V-ing
must I be chastening? must you be chastening? must he be chastening? must we be chastening? must you be chastening? must they be chastening?
Perfeito
must I have chastened? must you have chastened? must he have chastened? must we have chastened? must you have chastened? must they have chastened?
Perfeito com V-ing
must I have been chastening? must you have been chastening? must he have been chastening? must we have been chastening? must you have been chastening? must they have been chastening?
Forma interro-Negação
Forma simple
mustn't I chasten? mustn't you chasten? mustn't he chasten? mustn't we chasten? mustn't you chasten? mustn't they chasten?
Forma com V-ing
mustn't I be chastening? mustn't you be chastening? mustn't he be chastening? mustn't we be chastening? mustn't you be chastening? mustn't they be chastening?
Perfeito
mustn't I have chastened? mustn't you have chastened? mustn't he have chastened? mustn't we have chastened? mustn't you have chastened? mustn't they have chastened?
Perfeito com V-ing
mustn't I have been chastening? mustn't you have been chastening? mustn't he have been chastening? mustn't we have been chastening? mustn't you have been chastening? mustn't they have been chastening?