must prerecord
Regular verb: prerecord - prerecorded- prerecorded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must prerecord
you must prerecord
he must prerecord
we must prerecord
you must prerecord
they must prerecord 	I must be prerecording
you must be prerecording
he must be prerecording
we must be prerecording
you must be prerecording
they must be prerecording	I must have prerecorded
you must have prerecorded
he must have prerecorded
we must have prerecorded
you must have prerecorded
they must have prerecorded	I must have been prerecording
you must have been prerecording
he must have been prerecording
we must have been prerecording
you must have been prerecording
they must have been prerecording	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not prerecord
you must not prerecord
he must not prerecord
we must not prerecord
you must not prerecord
they must not prerecord 	I must not be prerecording
you must not be prerecording
he must not be prerecording
we must not be prerecording
you must not be prerecording
they must not be prerecording	I must not have prerecorded
you must not have prerecorded
he must not have prerecorded
we must not have prerecorded
you must not have prerecorded
they must not have prerecorded	I must not have been prerecording
you must not have been prerecording
he must not have been prerecording
we must not have been prerecording
you must not have been prerecording
they must not have been prerecording	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I prerecord?
must you prerecord?
must he prerecord?
must we prerecord?
must you prerecord?
must they prerecord? 	must I be prerecording?
must you be prerecording?
must he be prerecording?
must we be prerecording?
must you be prerecording?
must they be prerecording? 	must I have prerecorded?
must you have prerecorded?
must he have prerecorded?
must we have prerecorded?
must you have prerecorded?
must they have prerecorded? 	must I have been prerecording?
must you have been prerecording?
must he have been prerecording?
must we have been prerecording?
must you have been prerecording?
must they have been prerecording? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not prerecord?
must you not prerecord?
must he not prerecord?
must we not prerecord?
must you not prerecord?
must they not prerecord? 	must I not be prerecording?
must you not be prerecording?
must he not be prerecording?
must we not be prerecording?
must you not be prerecording?
must they not be prerecording? 	must I not have prerecorded?
must you not have prerecorded?
must he not have prerecorded?
must we not have prerecorded?
must you not have prerecorded?
must they not have prerecorded? 	must I not have been prerecording?
must you not have been prerecording?
must he not have been prerecording?
must we not have been prerecording?
must you not have been prerecording?
must they not have been prerecording?