I must file you must file he must file we must file you must file they must file
Forma com V-ing
I must be filing you must be filing he must be filing we must be filing you must be filing they must be filing
Perfeito
I must have filed you must have filed he must have filed we must have filed you must have filed they must have filed
Perfeito com V-ing
I must have been filing you must have been filing he must have been filing we must have been filing you must have been filing they must have been filing
Negação
Forma simple
I must not file you must not file he must not file we must not file you must not file they must not file
Forma com V-ing
I must not be filing you must not be filing he must not be filing we must not be filing you must not be filing they must not be filing
Perfeito
I must not have filed you must not have filed he must not have filed we must not have filed you must not have filed they must not have filed
Perfeito com V-ing
I must not have been filing you must not have been filing he must not have been filing we must not have been filing you must not have been filing they must not have been filing
Forma interrogativa
Forma simple
must I file? must you file? must he file? must we file? must you file? must they file?
Forma com V-ing
must I be filing? must you be filing? must he be filing? must we be filing? must you be filing? must they be filing?
Perfeito
must I have filed? must you have filed? must he have filed? must we have filed? must you have filed? must they have filed?
Perfeito com V-ing
must I have been filing? must you have been filing? must he have been filing? must we have been filing? must you have been filing? must they have been filing?
Forma interro-Negação
Forma simple
must I not file? must you not file? must he not file? must we not file? must you not file? must they not file?
Forma com V-ing
must I not be filing? must you not be filing? must he not be filing? must we not be filing? must you not be filing? must they not be filing?
Perfeito
must I not have filed? must you not have filed? must he not have filed? must we not have filed? must you not have filed? must they not have filed?
Perfeito com V-ing
must I not have been filing? must you not have been filing? must he not have been filing? must we not have been filing? must you not have been filing? must they not have been filing?