I must underlie you must underlie she must underlie we must underlie you must underlie they must underlie
Forma con V-ing
I must be underlying you must be underlying she must be underlying we must be underlying you must be underlying they must be underlying
Perfetto
I must have underlain you must have underlain she must have underlain we must have underlain you must have underlain they must have underlain
Perfetto con V-ing
I must have been underlying you must have been underlying she must have been underlying we must have been underlying you must have been underlying they must have been underlying
Negazione
Forma semplice
I mustn't underlie you mustn't underlie she mustn't underlie we mustn't underlie you mustn't underlie they mustn't underlie
Forma con V-ing
I mustn't be underlying you mustn't be underlying she mustn't be underlying we mustn't be underlying you mustn't be underlying they mustn't be underlying
Perfetto
I mustn't have underlain you mustn't have underlain she mustn't have underlain we mustn't have underlain you mustn't have underlain they mustn't have underlain
Perfetto con V-ing
I mustn't have been underlying you mustn't have been underlying she mustn't have been underlying we mustn't have been underlying you mustn't have been underlying they mustn't have been underlying
Forma interrogativa
Forma semplice
must I underlie? must you underlie? must she underlie? must we underlie? must you underlie? must they underlie?
Forma con V-ing
must I be underlying? must you be underlying? must she be underlying? must we be underlying? must you be underlying? must they be underlying?
Perfetto
must I have underlain? must you have underlain? must she have underlain? must we have underlain? must you have underlain? must they have underlain?
Perfetto con V-ing
must I have been underlying? must you have been underlying? must she have been underlying? must we have been underlying? must you have been underlying? must they have been underlying?
Forma interro-negativa
Forma semplice
mustn't I underlie? mustn't you underlie? mustn't she underlie? mustn't we underlie? mustn't you underlie? mustn't they underlie?
Forma con V-ing
mustn't I be underlying? mustn't you be underlying? mustn't she be underlying? mustn't we be underlying? mustn't you be underlying? mustn't they be underlying?
Perfetto
mustn't I have underlain? mustn't you have underlain? mustn't she have underlain? mustn't we have underlain? mustn't you have underlain? mustn't they have underlain?
Perfetto con V-ing
mustn't I have been underlying? mustn't you have been underlying? mustn't she have been underlying? mustn't we have been underlying? mustn't you have been underlying? mustn't they have been underlying?