English verb conjugation
MUST BETRAY

Regular verb: betray - betrayed - betrayed

Affirmation

Simple form	V-ing form
I must betray you must betray she must betray we must betray you must betray they must betray	I must be betraying you must be betraying she must be betraying we must be betraying you must be betraying they must be betraying
Perfect	V-ing perfect
I must have betrayed you must have betrayed she must have betrayed we must have betrayed you must have betrayed they must have betrayed	I must have been betraying you must have been betraying she must have been betraying we must have been betraying you must have been betraying they must have been betraying

Negation

Simple form	V-ing form
I mustn't betray you mustn't betray she mustn't betray we mustn't betray you mustn't betray they mustn't betray	I mustn't be betraying you mustn't be betraying she mustn't be betraying we mustn't be betraying you mustn't be betraying they mustn't be betraying
Perfect	V-ing perfect
I mustn't have betrayed you mustn't have betrayed she mustn't have betrayed we mustn't have betrayed you mustn't have betrayed they mustn't have betrayed	I mustn't have been betraying you mustn't have been betraying she mustn't have been betraying we mustn't have been betraying you mustn't have been betraying they mustn't have been betraying

Interrogative form

Simple form	V-ing form
must I betray? must you betray? must she betray? must we betray? must you betray? must they betray?	must I be betraying? must you be betraying? must she be betraying? must we be betraying? must you be betraying? must they be betraying?
Perfect	V-ing perfect
must I have betrayed? must you have betrayed? must she have betrayed? must we have betrayed? must you have betrayed? must they have betrayed?	must I have been betraying? must you have been betraying? must she have been betraying? must we have been betraying? must you have been betraying? must they have been betraying?

Interro-negative form

Simple form	V-ing form
mustn't I betray? mustn't you betray? mustn't she betray? mustn't we betray? mustn't you betray? mustn't they betray?	mustn't I be betraying? mustn't you be betraying? mustn't she be betraying? mustn't we be betraying? mustn't you be betraying? mustn't they be betraying?
Perfect	V-ing perfect
mustn't I have betrayed? mustn't you have betrayed? mustn't she have betrayed? mustn't we have betrayed? mustn't you have betrayed? mustn't they have betrayed?	mustn't I have been betraying? mustn't you have been betraying? mustn't she have been betraying? mustn't we have been betraying? mustn't you have been betraying? mustn't they have been betraying?