English verb conjugation
MUST JUSTIFY

Regular verb: justify - justified - justified

Affirmation

Simple form	V-ing form
I must justify you must justify he must justify we must justify you must justify they must justify	I must be justifying you must be justifying he must be justifying we must be justifying you must be justifying they must be justifying
Perfect	V-ing perfect
I must have justified you must have justified he must have justified we must have justified you must have justified they must have justified	I must have been justifying you must have been justifying he must have been justifying we must have been justifying you must have been justifying they must have been justifying

Negation

Simple form	V-ing form
I must not justify you must not justify he must not justify we must not justify you must not justify they must not justify	I must not be justifying you must not be justifying he must not be justifying we must not be justifying you must not be justifying they must not be justifying
Perfect	V-ing perfect
I must not have justified you must not have justified he must not have justified we must not have justified you must not have justified they must not have justified	I must not have been justifying you must not have been justifying he must not have been justifying we must not have been justifying you must not have been justifying they must not have been justifying

Interrogative form

Simple form	V-ing form
must I justify? must you justify? must he justify? must we justify? must you justify? must they justify?	must I be justifying? must you be justifying? must he be justifying? must we be justifying? must you be justifying? must they be justifying?
Perfect	V-ing perfect
must I have justified? must you have justified? must he have justified? must we have justified? must you have justified? must they have justified?	must I have been justifying? must you have been justifying? must he have been justifying? must we have been justifying? must you have been justifying? must they have been justifying?

Interro-negative form

Simple form	V-ing form
must I not justify? must you not justify? must he not justify? must we not justify? must you not justify? must they not justify?	must I not be justifying? must you not be justifying? must he not be justifying? must we not be justifying? must you not be justifying? must they not be justifying?
Perfect	V-ing perfect
must I not have justified? must you not have justified? must he not have justified? must we not have justified? must you not have justified? must they not have justified?	must I not have been justifying? must you not have been justifying? must he not have been justifying? must we not have been justifying? must you not have been justifying? must they not have been justifying?