must stet
Regular verb: stet - stetted- stetted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must stet
you must stet
she must stet
we must stet
you must stet
they must stet 	I must be stetting
you must be stetting
she must be stetting
we must be stetting
you must be stetting
they must be stetting	I must have stetted
you must have stetted
she must have stetted
we must have stetted
you must have stetted
they must have stetted	I must have been stetting
you must have been stetting
she must have been stetting
we must have been stetting
you must have been stetting
they must have been stetting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't stet
you mustn't stet
she mustn't stet
we mustn't stet
you mustn't stet
they mustn't stet 	I mustn't be stetting
you mustn't be stetting
she mustn't be stetting
we mustn't be stetting
you mustn't be stetting
they mustn't be stetting	I mustn't have stetted
you mustn't have stetted
she mustn't have stetted
we mustn't have stetted
you mustn't have stetted
they mustn't have stetted	I mustn't have been stetting
you mustn't have been stetting
she mustn't have been stetting
we mustn't have been stetting
you mustn't have been stetting
they mustn't have been stetting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I stet?
must you stet?
must she stet?
must we stet?
must you stet?
must they stet? 	must I be stetting?
must you be stetting?
must she be stetting?
must we be stetting?
must you be stetting?
must they be stetting? 	must I have stetted?
must you have stetted?
must she have stetted?
must we have stetted?
must you have stetted?
must they have stetted? 	must I have been stetting?
must you have been stetting?
must she have been stetting?
must we have been stetting?
must you have been stetting?
must they have been stetting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I stet?
mustn't you stet?
mustn't she stet?
mustn't we stet?
mustn't you stet?
mustn't they stet? 	mustn't I be stetting?
mustn't you be stetting?
mustn't she be stetting?
mustn't we be stetting?
mustn't you be stetting?
mustn't they be stetting? 	mustn't I have stetted?
mustn't you have stetted?
mustn't she have stetted?
mustn't we have stetted?
mustn't you have stetted?
mustn't they have stetted? 	mustn't I have been stetting?
mustn't you have been stetting?
mustn't she have been stetting?
mustn't we have been stetting?
mustn't you have been stetting?
mustn't they have been stetting?