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