must commute
Regular verb: commute - commuted- commuted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must commute
you must commute
he must commute
we must commute
you must commute
they must commute 	I must be commuting
you must be commuting
he must be commuting
we must be commuting
you must be commuting
they must be commuting	I must have commuted
you must have commuted
he must have commuted
we must have commuted
you must have commuted
they must have commuted	I must have been commuting
you must have been commuting
he must have been commuting
we must have been commuting
you must have been commuting
they must have been commuting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't commute
you mustn't commute
he mustn't commute
we mustn't commute
you mustn't commute
they mustn't commute 	I mustn't be commuting
you mustn't be commuting
he mustn't be commuting
we mustn't be commuting
you mustn't be commuting
they mustn't be commuting	I mustn't have commuted
you mustn't have commuted
he mustn't have commuted
we mustn't have commuted
you mustn't have commuted
they mustn't have commuted	I mustn't have been commuting
you mustn't have been commuting
he mustn't have been commuting
we mustn't have been commuting
you mustn't have been commuting
they mustn't have been commuting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I commute?
must you commute?
must he commute?
must we commute?
must you commute?
must they commute? 	must I be commuting?
must you be commuting?
must he be commuting?
must we be commuting?
must you be commuting?
must they be commuting? 	must I have commuted?
must you have commuted?
must he have commuted?
must we have commuted?
must you have commuted?
must they have commuted? 	must I have been commuting?
must you have been commuting?
must he have been commuting?
must we have been commuting?
must you have been commuting?
must they have been commuting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I commute?
mustn't you commute?
mustn't he commute?
mustn't we commute?
mustn't you commute?
mustn't they commute? 	mustn't I be commuting?
mustn't you be commuting?
mustn't he be commuting?
mustn't we be commuting?
mustn't you be commuting?
mustn't they be commuting? 	mustn't I have commuted?
mustn't you have commuted?
mustn't he have commuted?
mustn't we have commuted?
mustn't you have commuted?
mustn't they have commuted? 	mustn't I have been commuting?
mustn't you have been commuting?
mustn't he have been commuting?
mustn't we have been commuting?
mustn't you have been commuting?
mustn't they have been commuting?