English verb conjugation
MUST BURN BURN

Regular verb: burn burn - burn burned - burn burned

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I must burn burn you must burn burn he must burn burn we must burn burn you must burn burn they must burn burn	I must be burn burning you must be burn burning he must be burn burning we must be burn burning you must be burn burning they must be burn burning
Perfect	V-ing perfect
I must have burn burned you must have burn burned he must have burn burned we must have burn burned you must have burn burned they must have burn burned	I must have been burn burning you must have been burn burning he must have been burn burning we must have been burn burning you must have been burn burning they must have been burn burning

Negation

Simple form	V-ing form
I must not burn burn you must not burn burn he must not burn burn we must not burn burn you must not burn burn they must not burn burn	I must not be burn burning you must not be burn burning he must not be burn burning we must not be burn burning you must not be burn burning they must not be burn burning
Perfect	V-ing perfect
I must not have burn burned you must not have burn burned he must not have burn burned we must not have burn burned you must not have burn burned they must not have burn burned	I must not have been burn burning you must not have been burn burning he must not have been burn burning we must not have been burn burning you must not have been burn burning they must not have been burn burning

Interrogative form

Simple form	V-ing form
must I burn burn? must you burn burn? must he burn burn? must we burn burn? must you burn burn? must they burn burn?	must I be burn burning? must you be burn burning? must he be burn burning? must we be burn burning? must you be burn burning? must they be burn burning?
Perfect	V-ing perfect
must I have burn burned? must you have burn burned? must he have burn burned? must we have burn burned? must you have burn burned? must they have burn burned?	must I have been burn burning? must you have been burn burning? must he have been burn burning? must we have been burn burning? must you have been burn burning? must they have been burn burning?

Interro-negative form

Simple form	V-ing form
must I not burn burn? must you not burn burn? must he not burn burn? must we not burn burn? must you not burn burn? must they not burn burn?	must I not be burn burning? must you not be burn burning? must he not be burn burning? must we not be burn burning? must you not be burn burning? must they not be burn burning?
Perfect	V-ing perfect
must I not have burn burned? must you not have burn burned? must he not have burn burned? must we not have burn burned? must you not have burn burned? must they not have burn burned?	must I not have been burn burning? must you not have been burn burning? must he not have been burn burning? must we not have been burn burning? must you not have been burn burning? must they not have been burn burning?