English verb conjugation
MUST AVENGE

Regular verb: avenge - avenged - avenged

Affirmation

Simple form	V-ing form
I must avenge you must avenge he must avenge we must avenge you must avenge they must avenge	I must be avenging you must be avenging he must be avenging we must be avenging you must be avenging they must be avenging
Perfect	V-ing perfect
I must have avenged you must have avenged he must have avenged we must have avenged you must have avenged they must have avenged	I must have been avenging you must have been avenging he must have been avenging we must have been avenging you must have been avenging they must have been avenging

Negation

Simple form	V-ing form
I must not avenge you must not avenge he must not avenge we must not avenge you must not avenge they must not avenge	I must not be avenging you must not be avenging he must not be avenging we must not be avenging you must not be avenging they must not be avenging
Perfect	V-ing perfect
I must not have avenged you must not have avenged he must not have avenged we must not have avenged you must not have avenged they must not have avenged	I must not have been avenging you must not have been avenging he must not have been avenging we must not have been avenging you must not have been avenging they must not have been avenging

Interrogative form

Simple form	V-ing form
must I avenge? must you avenge? must he avenge? must we avenge? must you avenge? must they avenge?	must I be avenging? must you be avenging? must he be avenging? must we be avenging? must you be avenging? must they be avenging?
Perfect	V-ing perfect
must I have avenged? must you have avenged? must he have avenged? must we have avenged? must you have avenged? must they have avenged?	must I have been avenging? must you have been avenging? must he have been avenging? must we have been avenging? must you have been avenging? must they have been avenging?

Interro-negative form

Simple form	V-ing form
must I not avenge? must you not avenge? must he not avenge? must we not avenge? must you not avenge? must they not avenge?	must I not be avenging? must you not be avenging? must he not be avenging? must we not be avenging? must you not be avenging? must they not be avenging?
Perfect	V-ing perfect
must I not have avenged? must you not have avenged? must he not have avenged? must we not have avenged? must you not have avenged? must they not have avenged?	must I not have been avenging? must you not have been avenging? must he not have been avenging? must we not have been avenging? must you not have been avenging? must they not have been avenging?