must tape-record
Regular verb: tape-record - tape-recorded- tape-recorded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must tape-record
you must tape-record
he must tape-record
we must tape-record
you must tape-record
they must tape-record 	I must be tape-recording
you must be tape-recording
he must be tape-recording
we must be tape-recording
you must be tape-recording
they must be tape-recording	I must have tape-recorded
you must have tape-recorded
he must have tape-recorded
we must have tape-recorded
you must have tape-recorded
they must have tape-recorded	I must have been tape-recording
you must have been tape-recording
he must have been tape-recording
we must have been tape-recording
you must have been tape-recording
they must have been tape-recording	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't tape-record
you mustn't tape-record
he mustn't tape-record
we mustn't tape-record
you mustn't tape-record
they mustn't tape-record 	I mustn't be tape-recording
you mustn't be tape-recording
he mustn't be tape-recording
we mustn't be tape-recording
you mustn't be tape-recording
they mustn't be tape-recording	I mustn't have tape-recorded
you mustn't have tape-recorded
he mustn't have tape-recorded
we mustn't have tape-recorded
you mustn't have tape-recorded
they mustn't have tape-recorded	I mustn't have been tape-recording
you mustn't have been tape-recording
he mustn't have been tape-recording
we mustn't have been tape-recording
you mustn't have been tape-recording
they mustn't have been tape-recording	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I tape-record?
must you tape-record?
must he tape-record?
must we tape-record?
must you tape-record?
must they tape-record? 	must I be tape-recording?
must you be tape-recording?
must he be tape-recording?
must we be tape-recording?
must you be tape-recording?
must they be tape-recording? 	must I have tape-recorded?
must you have tape-recorded?
must he have tape-recorded?
must we have tape-recorded?
must you have tape-recorded?
must they have tape-recorded? 	must I have been tape-recording?
must you have been tape-recording?
must he have been tape-recording?
must we have been tape-recording?
must you have been tape-recording?
must they have been tape-recording? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I tape-record?
mustn't you tape-record?
mustn't he tape-record?
mustn't we tape-record?
mustn't you tape-record?
mustn't they tape-record? 	mustn't I be tape-recording?
mustn't you be tape-recording?
mustn't he be tape-recording?
mustn't we be tape-recording?
mustn't you be tape-recording?
mustn't they be tape-recording? 	mustn't I have tape-recorded?
mustn't you have tape-recorded?
mustn't he have tape-recorded?
mustn't we have tape-recorded?
mustn't you have tape-recorded?
mustn't they have tape-recorded? 	mustn't I have been tape-recording?
mustn't you have been tape-recording?
mustn't he have been tape-recording?
mustn't we have been tape-recording?
mustn't you have been tape-recording?
mustn't they have been tape-recording?