must logroll
Regular verb: logroll - logrolled- logrolled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must logroll
you must logroll
he must logroll
we must logroll
you must logroll
they must logroll 	I must be logrolling
you must be logrolling
he must be logrolling
we must be logrolling
you must be logrolling
they must be logrolling	I must have logrolled
you must have logrolled
he must have logrolled
we must have logrolled
you must have logrolled
they must have logrolled	I must have been logrolling
you must have been logrolling
he must have been logrolling
we must have been logrolling
you must have been logrolling
they must have been logrolling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't logroll
you mustn't logroll
he mustn't logroll
we mustn't logroll
you mustn't logroll
they mustn't logroll 	I mustn't be logrolling
you mustn't be logrolling
he mustn't be logrolling
we mustn't be logrolling
you mustn't be logrolling
they mustn't be logrolling	I mustn't have logrolled
you mustn't have logrolled
he mustn't have logrolled
we mustn't have logrolled
you mustn't have logrolled
they mustn't have logrolled	I mustn't have been logrolling
you mustn't have been logrolling
he mustn't have been logrolling
we mustn't have been logrolling
you mustn't have been logrolling
they mustn't have been logrolling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I logroll?
must you logroll?
must he logroll?
must we logroll?
must you logroll?
must they logroll? 	must I be logrolling?
must you be logrolling?
must he be logrolling?
must we be logrolling?
must you be logrolling?
must they be logrolling? 	must I have logrolled?
must you have logrolled?
must he have logrolled?
must we have logrolled?
must you have logrolled?
must they have logrolled? 	must I have been logrolling?
must you have been logrolling?
must he have been logrolling?
must we have been logrolling?
must you have been logrolling?
must they have been logrolling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I logroll?
mustn't you logroll?
mustn't he logroll?
mustn't we logroll?
mustn't you logroll?
mustn't they logroll? 	mustn't I be logrolling?
mustn't you be logrolling?
mustn't he be logrolling?
mustn't we be logrolling?
mustn't you be logrolling?
mustn't they be logrolling? 	mustn't I have logrolled?
mustn't you have logrolled?
mustn't he have logrolled?
mustn't we have logrolled?
mustn't you have logrolled?
mustn't they have logrolled? 	mustn't I have been logrolling?
mustn't you have been logrolling?
mustn't he have been logrolling?
mustn't we have been logrolling?
mustn't you have been logrolling?
mustn't they have been logrolling?