I must refrain you must refrain he must refrain we must refrain you must refrain they must refrain
Forma con V-ing
I must be refraining you must be refraining he must be refraining we must be refraining you must be refraining they must be refraining
Perfetto
I must have refrained you must have refrained he must have refrained we must have refrained you must have refrained they must have refrained
Perfetto con V-ing
I must have been refraining you must have been refraining he must have been refraining we must have been refraining you must have been refraining they must have been refraining
Negazione
Forma semplice
I mustn't refrain you mustn't refrain he mustn't refrain we mustn't refrain you mustn't refrain they mustn't refrain
Forma con V-ing
I mustn't be refraining you mustn't be refraining he mustn't be refraining we mustn't be refraining you mustn't be refraining they mustn't be refraining
Perfetto
I mustn't have refrained you mustn't have refrained he mustn't have refrained we mustn't have refrained you mustn't have refrained they mustn't have refrained
Perfetto con V-ing
I mustn't have been refraining you mustn't have been refraining he mustn't have been refraining we mustn't have been refraining you mustn't have been refraining they mustn't have been refraining
Forma interrogativa
Forma semplice
must I refrain? must you refrain? must he refrain? must we refrain? must you refrain? must they refrain?
Forma con V-ing
must I be refraining? must you be refraining? must he be refraining? must we be refraining? must you be refraining? must they be refraining?
Perfetto
must I have refrained? must you have refrained? must he have refrained? must we have refrained? must you have refrained? must they have refrained?
Perfetto con V-ing
must I have been refraining? must you have been refraining? must he have been refraining? must we have been refraining? must you have been refraining? must they have been refraining?
Forma interro-negativa
Forma semplice
mustn't I refrain? mustn't you refrain? mustn't he refrain? mustn't we refrain? mustn't you refrain? mustn't they refrain?
Forma con V-ing
mustn't I be refraining? mustn't you be refraining? mustn't he be refraining? mustn't we be refraining? mustn't you be refraining? mustn't they be refraining?
Perfetto
mustn't I have refrained? mustn't you have refrained? mustn't he have refrained? mustn't we have refrained? mustn't you have refrained? mustn't they have refrained?
Perfetto con V-ing
mustn't I have been refraining? mustn't you have been refraining? mustn't he have been refraining? mustn't we have been refraining? mustn't you have been refraining? mustn't they have been refraining?