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