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