must backlight
Verbe irrégulier : backlight - backlit- backlit

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must backlight
you must backlight
he must backlight
we must backlight
you must backlight
they must backlight 	I must be backlighting
you must be backlighting
he must be backlighting
we must be backlighting
you must be backlighting
they must be backlighting	I must have backlit
you must have backlit
he must have backlit
we must have backlit
you must have backlit
they must have backlit	I must have been backlighting
you must have been backlighting
he must have been backlighting
we must have been backlighting
you must have been backlighting
they must have been backlighting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't backlight
you mustn't backlight
he mustn't backlight
we mustn't backlight
you mustn't backlight
they mustn't backlight 	I mustn't be backlighting
you mustn't be backlighting
he mustn't be backlighting
we mustn't be backlighting
you mustn't be backlighting
they mustn't be backlighting	I mustn't have backlit
you mustn't have backlit
he mustn't have backlit
we mustn't have backlit
you mustn't have backlit
they mustn't have backlit	I mustn't have been backlighting
you mustn't have been backlighting
he mustn't have been backlighting
we mustn't have been backlighting
you mustn't have been backlighting
they mustn't have been backlighting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I backlight?
must you backlight?
must he backlight?
must we backlight?
must you backlight?
must they backlight? 	must I be backlighting?
must you be backlighting?
must he be backlighting?
must we be backlighting?
must you be backlighting?
must they be backlighting? 	must I have backlit?
must you have backlit?
must he have backlit?
must we have backlit?
must you have backlit?
must they have backlit? 	must I have been backlighting?
must you have been backlighting?
must he have been backlighting?
must we have been backlighting?
must you have been backlighting?
must they have been backlighting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I backlight?
mustn't you backlight?
mustn't he backlight?
mustn't we backlight?
mustn't you backlight?
mustn't they backlight? 	mustn't I be backlighting?
mustn't you be backlighting?
mustn't he be backlighting?
mustn't we be backlighting?
mustn't you be backlighting?
mustn't they be backlighting? 	mustn't I have backlit?
mustn't you have backlit?
mustn't he have backlit?
mustn't we have backlit?
mustn't you have backlit?
mustn't they have backlit? 	mustn't I have been backlighting?
mustn't you have been backlighting?
mustn't he have been backlighting?
mustn't we have been backlighting?
mustn't you have been backlighting?
mustn't they have been backlighting?