must lout
Regular verb: lout - louted- louted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must lout
you must lout
she must lout
we must lout
you must lout
they must lout 	I must be louting
you must be louting
she must be louting
we must be louting
you must be louting
they must be louting	I must have louted
you must have louted
she must have louted
we must have louted
you must have louted
they must have louted	I must have been louting
you must have been louting
she must have been louting
we must have been louting
you must have been louting
they must have been louting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't lout
you mustn't lout
she mustn't lout
we mustn't lout
you mustn't lout
they mustn't lout 	I mustn't be louting
you mustn't be louting
she mustn't be louting
we mustn't be louting
you mustn't be louting
they mustn't be louting	I mustn't have louted
you mustn't have louted
she mustn't have louted
we mustn't have louted
you mustn't have louted
they mustn't have louted	I mustn't have been louting
you mustn't have been louting
she mustn't have been louting
we mustn't have been louting
you mustn't have been louting
they mustn't have been louting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I lout?
must you lout?
must she lout?
must we lout?
must you lout?
must they lout? 	must I be louting?
must you be louting?
must she be louting?
must we be louting?
must you be louting?
must they be louting? 	must I have louted?
must you have louted?
must she have louted?
must we have louted?
must you have louted?
must they have louted? 	must I have been louting?
must you have been louting?
must she have been louting?
must we have been louting?
must you have been louting?
must they have been louting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I lout?
mustn't you lout?
mustn't she lout?
mustn't we lout?
mustn't you lout?
mustn't they lout? 	mustn't I be louting?
mustn't you be louting?
mustn't she be louting?
mustn't we be louting?
mustn't you be louting?
mustn't they be louting? 	mustn't I have louted?
mustn't you have louted?
mustn't she have louted?
mustn't we have louted?
mustn't you have louted?
mustn't they have louted? 	mustn't I have been louting?
mustn't you have been louting?
mustn't she have been louting?
mustn't we have been louting?
mustn't you have been louting?
mustn't they have been louting?