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