must rename
Regular verb: rename - renamed- renamed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must rename
you must rename
he must rename
we must rename
you must rename
they must rename 	I must be renaming
you must be renaming
he must be renaming
we must be renaming
you must be renaming
they must be renaming	I must have renamed
you must have renamed
he must have renamed
we must have renamed
you must have renamed
they must have renamed	I must have been renaming
you must have been renaming
he must have been renaming
we must have been renaming
you must have been renaming
they must have been renaming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't rename
you mustn't rename
he mustn't rename
we mustn't rename
you mustn't rename
they mustn't rename 	I mustn't be renaming
you mustn't be renaming
he mustn't be renaming
we mustn't be renaming
you mustn't be renaming
they mustn't be renaming	I mustn't have renamed
you mustn't have renamed
he mustn't have renamed
we mustn't have renamed
you mustn't have renamed
they mustn't have renamed	I mustn't have been renaming
you mustn't have been renaming
he mustn't have been renaming
we mustn't have been renaming
you mustn't have been renaming
they mustn't have been renaming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I rename?
must you rename?
must he rename?
must we rename?
must you rename?
must they rename? 	must I be renaming?
must you be renaming?
must he be renaming?
must we be renaming?
must you be renaming?
must they be renaming? 	must I have renamed?
must you have renamed?
must he have renamed?
must we have renamed?
must you have renamed?
must they have renamed? 	must I have been renaming?
must you have been renaming?
must he have been renaming?
must we have been renaming?
must you have been renaming?
must they have been renaming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I rename?
mustn't you rename?
mustn't he rename?
mustn't we rename?
mustn't you rename?
mustn't they rename? 	mustn't I be renaming?
mustn't you be renaming?
mustn't he be renaming?
mustn't we be renaming?
mustn't you be renaming?
mustn't they be renaming? 	mustn't I have renamed?
mustn't you have renamed?
mustn't he have renamed?
mustn't we have renamed?
mustn't you have renamed?
mustn't they have renamed? 	mustn't I have been renaming?
mustn't you have been renaming?
mustn't he have been renaming?
mustn't we have been renaming?
mustn't you have been renaming?
mustn't they have been renaming?