English verb conjugation
MUST BETRAY

Regular verb: betray - betrayed - betrayed

Affirmation

Simple form	V-ing form
I must betray you must betray he must betray we must betray you must betray they must betray	I must be betraying you must be betraying he 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 he 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 he 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 must not betray you must not betray he must not betray we must not betray you must not betray they must not betray	I must not be betraying you must not be betraying he must not be betraying we must not be betraying you must not be betraying they must not be betraying
Perfect	V-ing perfect
I must not have betrayed you must not have betrayed he must not have betrayed we must not have betrayed you must not have betrayed they must not have betrayed	I must not have been betraying you must not have been betraying he must not have been betraying we must not have been betraying you must not have been betraying they must not have been betraying

Interrogative form

Simple form	V-ing form
must I betray? must you betray? must he betray? must we betray? must you betray? must they betray?	must I be betraying? must you be betraying? must he 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 he 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 he 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
must I not betray? must you not betray? must he not betray? must we not betray? must you not betray? must they not betray?	must I not be betraying? must you not be betraying? must he not be betraying? must we not be betraying? must you not be betraying? must they not be betraying?
Perfect	V-ing perfect
must I not have betrayed? must you not have betrayed? must he not have betrayed? must we not have betrayed? must you not have betrayed? must they not have betrayed?	must I not have been betraying? must you not have been betraying? must he not have been betraying? must we not have been betraying? must you not have been betraying? must they not have been betraying?