must outfight
Irregular verb: outfight - outfought- outfought

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
I must not outfight
you must not outfight
he must not outfight
we must not outfight
you must not outfight
they must not outfight 	I must not be outfighting
you must not be outfighting
he must not be outfighting
we must not be outfighting
you must not be outfighting
they must not be outfighting	I must not have outfought
you must not have outfought
he must not have outfought
we must not have outfought
you must not have outfought
they must not have outfought	I must not have been outfighting
you must not have been outfighting
he must not have been outfighting
we must not have been outfighting
you must not have been outfighting
they must not have been outfighting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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? 	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 	Perfect 	V-ing perfect 	
must I not outfight?
must you not outfight?
must he not outfight?
must we not outfight?
must you not outfight?
must they not outfight? 	must I not be outfighting?
must you not be outfighting?
must he not be outfighting?
must we not be outfighting?
must you not be outfighting?
must they not be outfighting? 	must I not have outfought?
must you not have outfought?
must he not have outfought?
must we not have outfought?
must you not have outfought?
must they not have outfought? 	must I not have been outfighting?
must you not have been outfighting?
must he not have been outfighting?
must we not have been outfighting?
must you not have been outfighting?
must they not have been outfighting?