must prosecute
Regular verb: prosecute - prosecuted- prosecuted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must prosecute
you must prosecute
she must prosecute
we must prosecute
you must prosecute
they must prosecute 	I must be prosecuting
you must be prosecuting
she must be prosecuting
we must be prosecuting
you must be prosecuting
they must be prosecuting	I must have prosecuted
you must have prosecuted
she must have prosecuted
we must have prosecuted
you must have prosecuted
they must have prosecuted	I must have been prosecuting
you must have been prosecuting
she must have been prosecuting
we must have been prosecuting
you must have been prosecuting
they must have been prosecuting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not prosecute
you must not prosecute
she must not prosecute
we must not prosecute
you must not prosecute
they must not prosecute 	I must not be prosecuting
you must not be prosecuting
she must not be prosecuting
we must not be prosecuting
you must not be prosecuting
they must not be prosecuting	I must not have prosecuted
you must not have prosecuted
she must not have prosecuted
we must not have prosecuted
you must not have prosecuted
they must not have prosecuted	I must not have been prosecuting
you must not have been prosecuting
she must not have been prosecuting
we must not have been prosecuting
you must not have been prosecuting
they must not have been prosecuting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I prosecute?
must you prosecute?
must she prosecute?
must we prosecute?
must you prosecute?
must they prosecute? 	must I be prosecuting?
must you be prosecuting?
must she be prosecuting?
must we be prosecuting?
must you be prosecuting?
must they be prosecuting? 	must I have prosecuted?
must you have prosecuted?
must she have prosecuted?
must we have prosecuted?
must you have prosecuted?
must they have prosecuted? 	must I have been prosecuting?
must you have been prosecuting?
must she have been prosecuting?
must we have been prosecuting?
must you have been prosecuting?
must they have been prosecuting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not prosecute?
must you not prosecute?
must she not prosecute?
must we not prosecute?
must you not prosecute?
must they not prosecute? 	must I not be prosecuting?
must you not be prosecuting?
must she not be prosecuting?
must we not be prosecuting?
must you not be prosecuting?
must they not be prosecuting? 	must I not have prosecuted?
must you not have prosecuted?
must she not have prosecuted?
must we not have prosecuted?
must you not have prosecuted?
must they not have prosecuted? 	must I not have been prosecuting?
must you not have been prosecuting?
must she not have been prosecuting?
must we not have been prosecuting?
must you not have been prosecuting?
must they not have been prosecuting?