must chasten
Verbo regular: chasten - chastened- chastened

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must chasten
you must chasten
she must chasten
we must chasten
you must chasten
they must chasten 	I must be chastening
you must be chastening
she must be chastening
we must be chastening
you must be chastening
they must be chastening	I must have chastened
you must have chastened
she must have chastened
we must have chastened
you must have chastened
they must have chastened	I must have been chastening
you must have been chastening
she must have been chastening
we must have been chastening
you must have been chastening
they must have been chastening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't chasten
you mustn't chasten
she mustn't chasten
we mustn't chasten
you mustn't chasten
they mustn't chasten 	I mustn't be chastening
you mustn't be chastening
she mustn't be chastening
we mustn't be chastening
you mustn't be chastening
they mustn't be chastening	I mustn't have chastened
you mustn't have chastened
she mustn't have chastened
we mustn't have chastened
you mustn't have chastened
they mustn't have chastened	I mustn't have been chastening
you mustn't have been chastening
she mustn't have been chastening
we mustn't have been chastening
you mustn't have been chastening
they mustn't have been chastening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I chasten?
must you chasten?
must she chasten?
must we chasten?
must you chasten?
must they chasten? 	must I be chastening?
must you be chastening?
must she be chastening?
must we be chastening?
must you be chastening?
must they be chastening? 	must I have chastened?
must you have chastened?
must she have chastened?
must we have chastened?
must you have chastened?
must they have chastened? 	must I have been chastening?
must you have been chastening?
must she have been chastening?
must we have been chastening?
must you have been chastening?
must they have been chastening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I chasten?
mustn't you chasten?
mustn't she chasten?
mustn't we chasten?
mustn't you chasten?
mustn't they chasten? 	mustn't I be chastening?
mustn't you be chastening?
mustn't she be chastening?
mustn't we be chastening?
mustn't you be chastening?
mustn't they be chastening? 	mustn't I have chastened?
mustn't you have chastened?
mustn't she have chastened?
mustn't we have chastened?
mustn't you have chastened?
mustn't they have chastened? 	mustn't I have been chastening?
mustn't you have been chastening?
mustn't she have been chastening?
mustn't we have been chastening?
mustn't you have been chastening?
mustn't they have been chastening?