must wagon
Regular verb: wagon - wagoned- wagoned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must wagon
you must wagon
he must wagon
we must wagon
you must wagon
they must wagon 	I must be wagoning
you must be wagoning
he must be wagoning
we must be wagoning
you must be wagoning
they must be wagoning	I must have wagoned
you must have wagoned
he must have wagoned
we must have wagoned
you must have wagoned
they must have wagoned	I must have been wagoning
you must have been wagoning
he must have been wagoning
we must have been wagoning
you must have been wagoning
they must have been wagoning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't wagon
you mustn't wagon
he mustn't wagon
we mustn't wagon
you mustn't wagon
they mustn't wagon 	I mustn't be wagoning
you mustn't be wagoning
he mustn't be wagoning
we mustn't be wagoning
you mustn't be wagoning
they mustn't be wagoning	I mustn't have wagoned
you mustn't have wagoned
he mustn't have wagoned
we mustn't have wagoned
you mustn't have wagoned
they mustn't have wagoned	I mustn't have been wagoning
you mustn't have been wagoning
he mustn't have been wagoning
we mustn't have been wagoning
you mustn't have been wagoning
they mustn't have been wagoning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I wagon?
must you wagon?
must he wagon?
must we wagon?
must you wagon?
must they wagon? 	must I be wagoning?
must you be wagoning?
must he be wagoning?
must we be wagoning?
must you be wagoning?
must they be wagoning? 	must I have wagoned?
must you have wagoned?
must he have wagoned?
must we have wagoned?
must you have wagoned?
must they have wagoned? 	must I have been wagoning?
must you have been wagoning?
must he have been wagoning?
must we have been wagoning?
must you have been wagoning?
must they have been wagoning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I wagon?
mustn't you wagon?
mustn't he wagon?
mustn't we wagon?
mustn't you wagon?
mustn't they wagon? 	mustn't I be wagoning?
mustn't you be wagoning?
mustn't he be wagoning?
mustn't we be wagoning?
mustn't you be wagoning?
mustn't they be wagoning? 	mustn't I have wagoned?
mustn't you have wagoned?
mustn't he have wagoned?
mustn't we have wagoned?
mustn't you have wagoned?
mustn't they have wagoned? 	mustn't I have been wagoning?
mustn't you have been wagoning?
mustn't he have been wagoning?
mustn't we have been wagoning?
mustn't you have been wagoning?
mustn't they have been wagoning?