must vandalize
Regular verb: vandalize - vandalized- vandalized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must vandalize
you must vandalize
he must vandalize
we must vandalize
you must vandalize
they must vandalize 	I must be vandalizing
you must be vandalizing
he must be vandalizing
we must be vandalizing
you must be vandalizing
they must be vandalizing	I must have vandalized
you must have vandalized
he must have vandalized
we must have vandalized
you must have vandalized
they must have vandalized	I must have been vandalizing
you must have been vandalizing
he must have been vandalizing
we must have been vandalizing
you must have been vandalizing
they must have been vandalizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't vandalize
you mustn't vandalize
he mustn't vandalize
we mustn't vandalize
you mustn't vandalize
they mustn't vandalize 	I mustn't be vandalizing
you mustn't be vandalizing
he mustn't be vandalizing
we mustn't be vandalizing
you mustn't be vandalizing
they mustn't be vandalizing	I mustn't have vandalized
you mustn't have vandalized
he mustn't have vandalized
we mustn't have vandalized
you mustn't have vandalized
they mustn't have vandalized	I mustn't have been vandalizing
you mustn't have been vandalizing
he mustn't have been vandalizing
we mustn't have been vandalizing
you mustn't have been vandalizing
they mustn't have been vandalizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I vandalize?
must you vandalize?
must he vandalize?
must we vandalize?
must you vandalize?
must they vandalize? 	must I be vandalizing?
must you be vandalizing?
must he be vandalizing?
must we be vandalizing?
must you be vandalizing?
must they be vandalizing? 	must I have vandalized?
must you have vandalized?
must he have vandalized?
must we have vandalized?
must you have vandalized?
must they have vandalized? 	must I have been vandalizing?
must you have been vandalizing?
must he have been vandalizing?
must we have been vandalizing?
must you have been vandalizing?
must they have been vandalizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I vandalize?
mustn't you vandalize?
mustn't he vandalize?
mustn't we vandalize?
mustn't you vandalize?
mustn't they vandalize? 	mustn't I be vandalizing?
mustn't you be vandalizing?
mustn't he be vandalizing?
mustn't we be vandalizing?
mustn't you be vandalizing?
mustn't they be vandalizing? 	mustn't I have vandalized?
mustn't you have vandalized?
mustn't he have vandalized?
mustn't we have vandalized?
mustn't you have vandalized?
mustn't they have vandalized? 	mustn't I have been vandalizing?
mustn't you have been vandalizing?
mustn't he have been vandalizing?
mustn't we have been vandalizing?
mustn't you have been vandalizing?
mustn't they have been vandalizing?