must dogfight
Verbe irrégulier : dogfight - dogfought- dogfought

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must dogfight
you must dogfight
he must dogfight
we must dogfight
you must dogfight
they must dogfight 	I must be dogfighting
you must be dogfighting
he must be dogfighting
we must be dogfighting
you must be dogfighting
they must be dogfighting	I must have dogfought
you must have dogfought
he must have dogfought
we must have dogfought
you must have dogfought
they must have dogfought	I must have been dogfighting
you must have been dogfighting
he must have been dogfighting
we must have been dogfighting
you must have been dogfighting
they must have been dogfighting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't dogfight
you mustn't dogfight
he mustn't dogfight
we mustn't dogfight
you mustn't dogfight
they mustn't dogfight 	I mustn't be dogfighting
you mustn't be dogfighting
he mustn't be dogfighting
we mustn't be dogfighting
you mustn't be dogfighting
they mustn't be dogfighting	I mustn't have dogfought
you mustn't have dogfought
he mustn't have dogfought
we mustn't have dogfought
you mustn't have dogfought
they mustn't have dogfought	I mustn't have been dogfighting
you mustn't have been dogfighting
he mustn't have been dogfighting
we mustn't have been dogfighting
you mustn't have been dogfighting
they mustn't have been dogfighting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I dogfight?
must you dogfight?
must he dogfight?
must we dogfight?
must you dogfight?
must they dogfight? 	must I be dogfighting?
must you be dogfighting?
must he be dogfighting?
must we be dogfighting?
must you be dogfighting?
must they be dogfighting? 	must I have dogfought?
must you have dogfought?
must he have dogfought?
must we have dogfought?
must you have dogfought?
must they have dogfought? 	must I have been dogfighting?
must you have been dogfighting?
must he have been dogfighting?
must we have been dogfighting?
must you have been dogfighting?
must they have been dogfighting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I dogfight?
mustn't you dogfight?
mustn't he dogfight?
mustn't we dogfight?
mustn't you dogfight?
mustn't they dogfight? 	mustn't I be dogfighting?
mustn't you be dogfighting?
mustn't he be dogfighting?
mustn't we be dogfighting?
mustn't you be dogfighting?
mustn't they be dogfighting? 	mustn't I have dogfought?
mustn't you have dogfought?
mustn't he have dogfought?
mustn't we have dogfought?
mustn't you have dogfought?
mustn't they have dogfought? 	mustn't I have been dogfighting?
mustn't you have been dogfighting?
mustn't he have been dogfighting?
mustn't we have been dogfighting?
mustn't you have been dogfighting?
mustn't they have been dogfighting?