English verb conjugation
MUST APOLOGIZE

Regular verb: apologize - apologized - apologized

Affirmation

Simple form	V-ing form
I must apologize you must apologize he must apologize we must apologize you must apologize they must apologize	I must be apologizing you must be apologizing he must be apologizing we must be apologizing you must be apologizing they must be apologizing
Perfect	V-ing perfect
I must have apologized you must have apologized he must have apologized we must have apologized you must have apologized they must have apologized	I must have been apologizing you must have been apologizing he must have been apologizing we must have been apologizing you must have been apologizing they must have been apologizing

Negation

Simple form	V-ing form
I mustn't apologize you mustn't apologize he mustn't apologize we mustn't apologize you mustn't apologize they mustn't apologize	I mustn't be apologizing you mustn't be apologizing he mustn't be apologizing we mustn't be apologizing you mustn't be apologizing they mustn't be apologizing
Perfect	V-ing perfect
I mustn't have apologized you mustn't have apologized he mustn't have apologized we mustn't have apologized you mustn't have apologized they mustn't have apologized	I mustn't have been apologizing you mustn't have been apologizing he mustn't have been apologizing we mustn't have been apologizing you mustn't have been apologizing they mustn't have been apologizing

Interrogative form

Simple form	V-ing form
must I apologize? must you apologize? must he apologize? must we apologize? must you apologize? must they apologize?	must I be apologizing? must you be apologizing? must he be apologizing? must we be apologizing? must you be apologizing? must they be apologizing?
Perfect	V-ing perfect
must I have apologized? must you have apologized? must he have apologized? must we have apologized? must you have apologized? must they have apologized?	must I have been apologizing? must you have been apologizing? must he have been apologizing? must we have been apologizing? must you have been apologizing? must they have been apologizing?

Interro-negative form

Simple form	V-ing form
mustn't I apologize? mustn't you apologize? mustn't he apologize? mustn't we apologize? mustn't you apologize? mustn't they apologize?	mustn't I be apologizing? mustn't you be apologizing? mustn't he be apologizing? mustn't we be apologizing? mustn't you be apologizing? mustn't they be apologizing?
Perfect	V-ing perfect
mustn't I have apologized? mustn't you have apologized? mustn't he have apologized? mustn't we have apologized? mustn't you have apologized? mustn't they have apologized?	mustn't I have been apologizing? mustn't you have been apologizing? mustn't he have been apologizing? mustn't we have been apologizing? mustn't you have been apologizing? mustn't they have been apologizing?