must enact
Regular verb: enact - enacted- enacted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must enact
you must enact
he must enact
we must enact
you must enact
they must enact 	I must be enacting
you must be enacting
he must be enacting
we must be enacting
you must be enacting
they must be enacting	I must have enacted
you must have enacted
he must have enacted
we must have enacted
you must have enacted
they must have enacted	I must have been enacting
you must have been enacting
he must have been enacting
we must have been enacting
you must have been enacting
they must have been enacting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't enact
you mustn't enact
he mustn't enact
we mustn't enact
you mustn't enact
they mustn't enact 	I mustn't be enacting
you mustn't be enacting
he mustn't be enacting
we mustn't be enacting
you mustn't be enacting
they mustn't be enacting	I mustn't have enacted
you mustn't have enacted
he mustn't have enacted
we mustn't have enacted
you mustn't have enacted
they mustn't have enacted	I mustn't have been enacting
you mustn't have been enacting
he mustn't have been enacting
we mustn't have been enacting
you mustn't have been enacting
they mustn't have been enacting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I enact?
must you enact?
must he enact?
must we enact?
must you enact?
must they enact? 	must I be enacting?
must you be enacting?
must he be enacting?
must we be enacting?
must you be enacting?
must they be enacting? 	must I have enacted?
must you have enacted?
must he have enacted?
must we have enacted?
must you have enacted?
must they have enacted? 	must I have been enacting?
must you have been enacting?
must he have been enacting?
must we have been enacting?
must you have been enacting?
must they have been enacting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I enact?
mustn't you enact?
mustn't he enact?
mustn't we enact?
mustn't you enact?
mustn't they enact? 	mustn't I be enacting?
mustn't you be enacting?
mustn't he be enacting?
mustn't we be enacting?
mustn't you be enacting?
mustn't they be enacting? 	mustn't I have enacted?
mustn't you have enacted?
mustn't he have enacted?
mustn't we have enacted?
mustn't you have enacted?
mustn't they have enacted? 	mustn't I have been enacting?
mustn't you have been enacting?
mustn't he have been enacting?
mustn't we have been enacting?
mustn't you have been enacting?
mustn't they have been enacting?