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