English verb conjugation
MUST OUTFIGHT

Irregular verb: outfight - outfought - outfought

Affirmation

Simple form	V-ing form
I must outfight you must outfight he must outfight we must outfight you must outfight they must outfight	I must be outfighting you must be outfighting he must be outfighting we must be outfighting you must be outfighting they must be outfighting
Perfect	V-ing perfect
I must have outfought you must have outfought he must have outfought we must have outfought you must have outfought they must have outfought	I must have been outfighting you must have been outfighting he must have been outfighting we must have been outfighting you must have been outfighting they must have been outfighting

Negation

Simple form	V-ing form
I mustn't outfight you mustn't outfight he mustn't outfight we mustn't outfight you mustn't outfight they mustn't outfight	I mustn't be outfighting you mustn't be outfighting he mustn't be outfighting we mustn't be outfighting you mustn't be outfighting they mustn't be outfighting
Perfect	V-ing perfect
I mustn't have outfought you mustn't have outfought he mustn't have outfought we mustn't have outfought you mustn't have outfought they mustn't have outfought	I mustn't have been outfighting you mustn't have been outfighting he mustn't have been outfighting we mustn't have been outfighting you mustn't have been outfighting they mustn't have been outfighting

Interrogative form

Simple form	V-ing form
must I outfight? must you outfight? must he outfight? must we outfight? must you outfight? must they outfight?	must I be outfighting? must you be outfighting? must he be outfighting? must we be outfighting? must you be outfighting? must they be outfighting?
Perfect	V-ing perfect
must I have outfought? must you have outfought? must he have outfought? must we have outfought? must you have outfought? must they have outfought?	must I have been outfighting? must you have been outfighting? must he have been outfighting? must we have been outfighting? must you have been outfighting? must they have been outfighting?

Interro-negative form

Simple form	V-ing form
mustn't I outfight? mustn't you outfight? mustn't he outfight? mustn't we outfight? mustn't you outfight? mustn't they outfight?	mustn't I be outfighting? mustn't you be outfighting? mustn't he be outfighting? mustn't we be outfighting? mustn't you be outfighting? mustn't they be outfighting?
Perfect	V-ing perfect
mustn't I have outfought? mustn't you have outfought? mustn't he have outfought? mustn't we have outfought? mustn't you have outfought? mustn't they have outfought?	mustn't I have been outfighting? mustn't you have been outfighting? mustn't he have been outfighting? mustn't we have been outfighting? mustn't you have been outfighting? mustn't they have been outfighting?