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 must not underlie you must not underlie she must not underlie we must not underlie you must not underlie they must not underlie
Forma con V-ing
I must not be underlying you must not be underlying she must not be underlying we must not be underlying you must not be underlying they must not be underlying
Perfetto
I must not have underlain you must not have underlain she must not have underlain we must not have underlain you must not have underlain they must not have underlain
Perfetto con V-ing
I must not have been underlying you must not have been underlying she must not have been underlying we must not have been underlying you must not have been underlying they must not 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
must I not underlie? must you not underlie? must she not underlie? must we not underlie? must you not underlie? must they not underlie?
Forma con V-ing
must I not be underlying? must you not be underlying? must she not be underlying? must we not be underlying? must you not be underlying? must they not be underlying?
Perfetto
must I not have underlain? must you not have underlain? must she not have underlain? must we not have underlain? must you not have underlain? must they not have underlain?
Perfetto con V-ing
must I not have been underlying? must you not have been underlying? must she not have been underlying? must we not have been underlying? must you not have been underlying? must they not have been underlying?