must counterpetition
Regular verb: counterpetition - counterpetitioned- counterpetitioned

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