I must unmask you must unmask she must unmask we must unmask you must unmask they must unmask
Forma com V-ing
I must be unmasking you must be unmasking she must be unmasking we must be unmasking you must be unmasking they must be unmasking
Perfeito
I must have unmasked you must have unmasked she must have unmasked we must have unmasked you must have unmasked they must have unmasked
Perfeito com V-ing
I must have been unmasking you must have been unmasking she must have been unmasking we must have been unmasking you must have been unmasking they must have been unmasking
Negação
Forma simple
I mustn't unmask you mustn't unmask she mustn't unmask we mustn't unmask you mustn't unmask they mustn't unmask
Forma com V-ing
I mustn't be unmasking you mustn't be unmasking she mustn't be unmasking we mustn't be unmasking you mustn't be unmasking they mustn't be unmasking
Perfeito
I mustn't have unmasked you mustn't have unmasked she mustn't have unmasked we mustn't have unmasked you mustn't have unmasked they mustn't have unmasked
Perfeito com V-ing
I mustn't have been unmasking you mustn't have been unmasking she mustn't have been unmasking we mustn't have been unmasking you mustn't have been unmasking they mustn't have been unmasking
Forma interrogativa
Forma simple
must I unmask? must you unmask? must she unmask? must we unmask? must you unmask? must they unmask?
Forma com V-ing
must I be unmasking? must you be unmasking? must she be unmasking? must we be unmasking? must you be unmasking? must they be unmasking?
Perfeito
must I have unmasked? must you have unmasked? must she have unmasked? must we have unmasked? must you have unmasked? must they have unmasked?
Perfeito com V-ing
must I have been unmasking? must you have been unmasking? must she have been unmasking? must we have been unmasking? must you have been unmasking? must they have been unmasking?
Forma interro-Negação
Forma simple
mustn't I unmask? mustn't you unmask? mustn't she unmask? mustn't we unmask? mustn't you unmask? mustn't they unmask?
Forma com V-ing
mustn't I be unmasking? mustn't you be unmasking? mustn't she be unmasking? mustn't we be unmasking? mustn't you be unmasking? mustn't they be unmasking?
Perfeito
mustn't I have unmasked? mustn't you have unmasked? mustn't she have unmasked? mustn't we have unmasked? mustn't you have unmasked? mustn't they have unmasked?
Perfeito com V-ing
mustn't I have been unmasking? mustn't you have been unmasking? mustn't she have been unmasking? mustn't we have been unmasking? mustn't you have been unmasking? mustn't they have been unmasking?