English verb conjugation
MUST BENEFICE

Regular verb: benefice - beneficed - beneficed

Affirmation

Simple form	V-ing form
I must benefice you must benefice she must benefice we must benefice you must benefice they must benefice	I must be beneficing you must be beneficing she must be beneficing we must be beneficing you must be beneficing they must be beneficing
Perfect	V-ing perfect
I must have beneficed you must have beneficed she must have beneficed we must have beneficed you must have beneficed they must have beneficed	I must have been beneficing you must have been beneficing she must have been beneficing we must have been beneficing you must have been beneficing they must have been beneficing

Negation

Simple form	V-ing form
I mustn't benefice you mustn't benefice she mustn't benefice we mustn't benefice you mustn't benefice they mustn't benefice	I mustn't be beneficing you mustn't be beneficing she mustn't be beneficing we mustn't be beneficing you mustn't be beneficing they mustn't be beneficing
Perfect	V-ing perfect
I mustn't have beneficed you mustn't have beneficed she mustn't have beneficed we mustn't have beneficed you mustn't have beneficed they mustn't have beneficed	I mustn't have been beneficing you mustn't have been beneficing she mustn't have been beneficing we mustn't have been beneficing you mustn't have been beneficing they mustn't have been beneficing

Interrogative form

Simple form	V-ing form
must I benefice? must you benefice? must she benefice? must we benefice? must you benefice? must they benefice?	must I be beneficing? must you be beneficing? must she be beneficing? must we be beneficing? must you be beneficing? must they be beneficing?
Perfect	V-ing perfect
must I have beneficed? must you have beneficed? must she have beneficed? must we have beneficed? must you have beneficed? must they have beneficed?	must I have been beneficing? must you have been beneficing? must she have been beneficing? must we have been beneficing? must you have been beneficing? must they have been beneficing?

Interro-negative form

Simple form	V-ing form
mustn't I benefice? mustn't you benefice? mustn't she benefice? mustn't we benefice? mustn't you benefice? mustn't they benefice?	mustn't I be beneficing? mustn't you be beneficing? mustn't she be beneficing? mustn't we be beneficing? mustn't you be beneficing? mustn't they be beneficing?
Perfect	V-ing perfect
mustn't I have beneficed? mustn't you have beneficed? mustn't she have beneficed? mustn't we have beneficed? mustn't you have beneficed? mustn't they have beneficed?	mustn't I have been beneficing? mustn't you have been beneficing? mustn't she have been beneficing? mustn't we have been beneficing? mustn't you have been beneficing? mustn't they have been beneficing?