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