must counterpetition
Regular verb: counterpetition - counterpetitioned- counterpetitioned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must counterpetition
you must counterpetition
she must counterpetition
we must counterpetition
you must counterpetition
they must counterpetition 	I must be counterpetitioning
you must be counterpetitioning
she must be counterpetitioning
we must be counterpetitioning
you must be counterpetitioning
they must be counterpetitioning	I must have counterpetitioned
you must have counterpetitioned
she must have counterpetitioned
we must have counterpetitioned
you must have counterpetitioned
they must have counterpetitioned	I must have been counterpetitioning
you must have been counterpetitioning
she must have been counterpetitioning
we must have been counterpetitioning
you must have been counterpetitioning
they must have been counterpetitioning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not counterpetition
you must not counterpetition
she must not counterpetition
we must not counterpetition
you must not counterpetition
they must not counterpetition 	I must not be counterpetitioning
you must not be counterpetitioning
she must not be counterpetitioning
we must not be counterpetitioning
you must not be counterpetitioning
they must not be counterpetitioning	I must not have counterpetitioned
you must not have counterpetitioned
she must not have counterpetitioned
we must not have counterpetitioned
you must not have counterpetitioned
they must not have counterpetitioned	I must not have been counterpetitioning
you must not have been counterpetitioning
she must not have been counterpetitioning
we must not have been counterpetitioning
you must not have been counterpetitioning
they must not have been counterpetitioning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I counterpetition?
must you counterpetition?
must she counterpetition?
must we counterpetition?
must you counterpetition?
must they counterpetition? 	must I be counterpetitioning?
must you be counterpetitioning?
must she be counterpetitioning?
must we be counterpetitioning?
must you be counterpetitioning?
must they be counterpetitioning? 	must I have counterpetitioned?
must you have counterpetitioned?
must she have counterpetitioned?
must we have counterpetitioned?
must you have counterpetitioned?
must they have counterpetitioned? 	must I have been counterpetitioning?
must you have been counterpetitioning?
must she have been counterpetitioning?
must we have been counterpetitioning?
must you have been counterpetitioning?
must they have been counterpetitioning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not counterpetition?
must you not counterpetition?
must she not counterpetition?
must we not counterpetition?
must you not counterpetition?
must they not counterpetition? 	must I not be counterpetitioning?
must you not be counterpetitioning?
must she not be counterpetitioning?
must we not be counterpetitioning?
must you not be counterpetitioning?
must they not be counterpetitioning? 	must I not have counterpetitioned?
must you not have counterpetitioned?
must she not have counterpetitioned?
must we not have counterpetitioned?
must you not have counterpetitioned?
must they not have counterpetitioned? 	must I not have been counterpetitioning?
must you not have been counterpetitioning?
must she not have been counterpetitioning?
must we not have been counterpetitioning?
must you not have been counterpetitioning?
must they not have been counterpetitioning?