I must degrade you must degrade she must degrade we must degrade you must degrade they must degrade
Forma con V-ing
I must be degrading you must be degrading she must be degrading we must be degrading you must be degrading they must be degrading
Perfecto
I must have degraded you must have degraded she must have degraded we must have degraded you must have degraded they must have degraded
Perfecto con V-ing
I must have been degrading you must have been degrading she must have been degrading we must have been degrading you must have been degrading they must have been degrading
Negación
Forma simple
I mustn't degrade you mustn't degrade she mustn't degrade we mustn't degrade you mustn't degrade they mustn't degrade
Forma con V-ing
I mustn't be degrading you mustn't be degrading she mustn't be degrading we mustn't be degrading you mustn't be degrading they mustn't be degrading
Perfecto
I mustn't have degraded you mustn't have degraded she mustn't have degraded we mustn't have degraded you mustn't have degraded they mustn't have degraded
Perfecto con V-ing
I mustn't have been degrading you mustn't have been degrading she mustn't have been degrading we mustn't have been degrading you mustn't have been degrading they mustn't have been degrading
Forma interrogativa
Forma simple
must I degrade? must you degrade? must she degrade? must we degrade? must you degrade? must they degrade?
Forma con V-ing
must I be degrading? must you be degrading? must she be degrading? must we be degrading? must you be degrading? must they be degrading?
Perfecto
must I have degraded? must you have degraded? must she have degraded? must we have degraded? must you have degraded? must they have degraded?
Perfecto con V-ing
must I have been degrading? must you have been degrading? must she have been degrading? must we have been degrading? must you have been degrading? must they have been degrading?
Forma interro-negativa
Forma simple
mustn't I degrade? mustn't you degrade? mustn't she degrade? mustn't we degrade? mustn't you degrade? mustn't they degrade?
Forma con V-ing
mustn't I be degrading? mustn't you be degrading? mustn't she be degrading? mustn't we be degrading? mustn't you be degrading? mustn't they be degrading?
Perfecto
mustn't I have degraded? mustn't you have degraded? mustn't she have degraded? mustn't we have degraded? mustn't you have degraded? mustn't they have degraded?
Perfecto con V-ing
mustn't I have been degrading? mustn't you have been degrading? mustn't she have been degrading? mustn't we have been degrading? mustn't you have been degrading? mustn't they have been degrading?