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