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