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