I must reface you must reface he must reface we must reface you must reface they must reface
Forma com V-ing
I must be refacing you must be refacing he must be refacing we must be refacing you must be refacing they must be refacing
Perfeito
I must have refaced you must have refaced he must have refaced we must have refaced you must have refaced they must have refaced
Perfeito com V-ing
I must have been refacing you must have been refacing he must have been refacing we must have been refacing you must have been refacing they must have been refacing
Negação
Forma simple
I mustn't reface you mustn't reface he mustn't reface we mustn't reface you mustn't reface they mustn't reface
Forma com V-ing
I mustn't be refacing you mustn't be refacing he mustn't be refacing we mustn't be refacing you mustn't be refacing they mustn't be refacing
Perfeito
I mustn't have refaced you mustn't have refaced he mustn't have refaced we mustn't have refaced you mustn't have refaced they mustn't have refaced
Perfeito com V-ing
I mustn't have been refacing you mustn't have been refacing he mustn't have been refacing we mustn't have been refacing you mustn't have been refacing they mustn't have been refacing
Forma interrogativa
Forma simple
must I reface? must you reface? must he reface? must we reface? must you reface? must they reface?
Forma com V-ing
must I be refacing? must you be refacing? must he be refacing? must we be refacing? must you be refacing? must they be refacing?
Perfeito
must I have refaced? must you have refaced? must he have refaced? must we have refaced? must you have refaced? must they have refaced?
Perfeito com V-ing
must I have been refacing? must you have been refacing? must he have been refacing? must we have been refacing? must you have been refacing? must they have been refacing?
Forma interro-Negação
Forma simple
mustn't I reface? mustn't you reface? mustn't he reface? mustn't we reface? mustn't you reface? mustn't they reface?
Forma com V-ing
mustn't I be refacing? mustn't you be refacing? mustn't he be refacing? mustn't we be refacing? mustn't you be refacing? mustn't they be refacing?
Perfeito
mustn't I have refaced? mustn't you have refaced? mustn't he have refaced? mustn't we have refaced? mustn't you have refaced? mustn't they have refaced?
Perfeito com V-ing
mustn't I have been refacing? mustn't you have been refacing? mustn't he have been refacing? mustn't we have been refacing? mustn't you have been refacing? mustn't they have been refacing?