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