must asperse
Regular verb: asperse - aspersed- aspersed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must asperse
you must asperse
he must asperse
we must asperse
you must asperse
they must asperse 	I must be aspersing
you must be aspersing
he must be aspersing
we must be aspersing
you must be aspersing
they must be aspersing	I must have aspersed
you must have aspersed
he must have aspersed
we must have aspersed
you must have aspersed
they must have aspersed	I must have been aspersing
you must have been aspersing
he must have been aspersing
we must have been aspersing
you must have been aspersing
they must have been aspersing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't asperse
you mustn't asperse
he mustn't asperse
we mustn't asperse
you mustn't asperse
they mustn't asperse 	I mustn't be aspersing
you mustn't be aspersing
he mustn't be aspersing
we mustn't be aspersing
you mustn't be aspersing
they mustn't be aspersing	I mustn't have aspersed
you mustn't have aspersed
he mustn't have aspersed
we mustn't have aspersed
you mustn't have aspersed
they mustn't have aspersed	I mustn't have been aspersing
you mustn't have been aspersing
he mustn't have been aspersing
we mustn't have been aspersing
you mustn't have been aspersing
they mustn't have been aspersing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I asperse?
must you asperse?
must he asperse?
must we asperse?
must you asperse?
must they asperse? 	must I be aspersing?
must you be aspersing?
must he be aspersing?
must we be aspersing?
must you be aspersing?
must they be aspersing? 	must I have aspersed?
must you have aspersed?
must he have aspersed?
must we have aspersed?
must you have aspersed?
must they have aspersed? 	must I have been aspersing?
must you have been aspersing?
must he have been aspersing?
must we have been aspersing?
must you have been aspersing?
must they have been aspersing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I asperse?
mustn't you asperse?
mustn't he asperse?
mustn't we asperse?
mustn't you asperse?
mustn't they asperse? 	mustn't I be aspersing?
mustn't you be aspersing?
mustn't he be aspersing?
mustn't we be aspersing?
mustn't you be aspersing?
mustn't they be aspersing? 	mustn't I have aspersed?
mustn't you have aspersed?
mustn't he have aspersed?
mustn't we have aspersed?
mustn't you have aspersed?
mustn't they have aspersed? 	mustn't I have been aspersing?
mustn't you have been aspersing?
mustn't he have been aspersing?
mustn't we have been aspersing?
mustn't you have been aspersing?
mustn't they have been aspersing?