must gut
Regular verb: gut - gutted- gutted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must gut
you must gut
he must gut
we must gut
you must gut
they must gut 	I must be gutting
you must be gutting
he must be gutting
we must be gutting
you must be gutting
they must be gutting	I must have gutted
you must have gutted
he must have gutted
we must have gutted
you must have gutted
they must have gutted	I must have been gutting
you must have been gutting
he must have been gutting
we must have been gutting
you must have been gutting
they must have been gutting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't gut
you mustn't gut
he mustn't gut
we mustn't gut
you mustn't gut
they mustn't gut 	I mustn't be gutting
you mustn't be gutting
he mustn't be gutting
we mustn't be gutting
you mustn't be gutting
they mustn't be gutting	I mustn't have gutted
you mustn't have gutted
he mustn't have gutted
we mustn't have gutted
you mustn't have gutted
they mustn't have gutted	I mustn't have been gutting
you mustn't have been gutting
he mustn't have been gutting
we mustn't have been gutting
you mustn't have been gutting
they mustn't have been gutting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I gut?
must you gut?
must he gut?
must we gut?
must you gut?
must they gut? 	must I be gutting?
must you be gutting?
must he be gutting?
must we be gutting?
must you be gutting?
must they be gutting? 	must I have gutted?
must you have gutted?
must he have gutted?
must we have gutted?
must you have gutted?
must they have gutted? 	must I have been gutting?
must you have been gutting?
must he have been gutting?
must we have been gutting?
must you have been gutting?
must they have been gutting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I gut?
mustn't you gut?
mustn't he gut?
mustn't we gut?
mustn't you gut?
mustn't they gut? 	mustn't I be gutting?
mustn't you be gutting?
mustn't he be gutting?
mustn't we be gutting?
mustn't you be gutting?
mustn't they be gutting? 	mustn't I have gutted?
mustn't you have gutted?
mustn't he have gutted?
mustn't we have gutted?
mustn't you have gutted?
mustn't they have gutted? 	mustn't I have been gutting?
mustn't you have been gutting?
mustn't he have been gutting?
mustn't we have been gutting?
mustn't you have been gutting?
mustn't they have been gutting?