must sass
Verbe régulier : sass - sassed- sassed
Traduction française : (US) répondre à (avec impertinence) 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must sass
you must sass
she must sass
we must sass
you must sass
they must sass 	I must be sassing
you must be sassing
she must be sassing
we must be sassing
you must be sassing
they must be sassing	I must have sassed
you must have sassed
she must have sassed
we must have sassed
you must have sassed
they must have sassed	I must have been sassing
you must have been sassing
she must have been sassing
we must have been sassing
you must have been sassing
they must have been sassing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't sass
you mustn't sass
she mustn't sass
we mustn't sass
you mustn't sass
they mustn't sass 	I mustn't be sassing
you mustn't be sassing
she mustn't be sassing
we mustn't be sassing
you mustn't be sassing
they mustn't be sassing	I mustn't have sassed
you mustn't have sassed
she mustn't have sassed
we mustn't have sassed
you mustn't have sassed
they mustn't have sassed	I mustn't have been sassing
you mustn't have been sassing
she mustn't have been sassing
we mustn't have been sassing
you mustn't have been sassing
they mustn't have been sassing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I sass?
must you sass?
must she sass?
must we sass?
must you sass?
must they sass? 	must I be sassing?
must you be sassing?
must she be sassing?
must we be sassing?
must you be sassing?
must they be sassing? 	must I have sassed?
must you have sassed?
must she have sassed?
must we have sassed?
must you have sassed?
must they have sassed? 	must I have been sassing?
must you have been sassing?
must she have been sassing?
must we have been sassing?
must you have been sassing?
must they have been sassing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I sass?
mustn't you sass?
mustn't she sass?
mustn't we sass?
mustn't you sass?
mustn't they sass? 	mustn't I be sassing?
mustn't you be sassing?
mustn't she be sassing?
mustn't we be sassing?
mustn't you be sassing?
mustn't they be sassing? 	mustn't I have sassed?
mustn't you have sassed?
mustn't she have sassed?
mustn't we have sassed?
mustn't you have sassed?
mustn't they have sassed? 	mustn't I have been sassing?
mustn't you have been sassing?
mustn't she have been sassing?
mustn't we have been sassing?
mustn't you have been sassing?
mustn't they have been sassing?