English verb conjugation
MUST GUN

Regular verb: gun - gunned - gunned

Affirmation

Simple form	V-ing form
I must gun you must gun he must gun we must gun you must gun they must gun	I must be gunning you must be gunning he must be gunning we must be gunning you must be gunning they must be gunning
Perfect	V-ing perfect
I must have gunned you must have gunned he must have gunned we must have gunned you must have gunned they must have gunned	I must have been gunning you must have been gunning he must have been gunning we must have been gunning you must have been gunning they must have been gunning

Negation

Simple form	V-ing form
I mustn't gun you mustn't gun he mustn't gun we mustn't gun you mustn't gun they mustn't gun	I mustn't be gunning you mustn't be gunning he mustn't be gunning we mustn't be gunning you mustn't be gunning they mustn't be gunning
Perfect	V-ing perfect
I mustn't have gunned you mustn't have gunned he mustn't have gunned we mustn't have gunned you mustn't have gunned they mustn't have gunned	I mustn't have been gunning you mustn't have been gunning he mustn't have been gunning we mustn't have been gunning you mustn't have been gunning they mustn't have been gunning

Interrogative form

Simple form	V-ing form
must I gun? must you gun? must he gun? must we gun? must you gun? must they gun?	must I be gunning? must you be gunning? must he be gunning? must we be gunning? must you be gunning? must they be gunning?
Perfect	V-ing perfect
must I have gunned? must you have gunned? must he have gunned? must we have gunned? must you have gunned? must they have gunned?	must I have been gunning? must you have been gunning? must he have been gunning? must we have been gunning? must you have been gunning? must they have been gunning?

Interro-negative form

Simple form	V-ing form
mustn't I gun? mustn't you gun? mustn't he gun? mustn't we gun? mustn't you gun? mustn't they gun?	mustn't I be gunning? mustn't you be gunning? mustn't he be gunning? mustn't we be gunning? mustn't you be gunning? mustn't they be gunning?
Perfect	V-ing perfect
mustn't I have gunned? mustn't you have gunned? mustn't he have gunned? mustn't we have gunned? mustn't you have gunned? mustn't they have gunned?	mustn't I have been gunning? mustn't you have been gunning? mustn't he have been gunning? mustn't we have been gunning? mustn't you have been gunning? mustn't they have been gunning?