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