must floss
Verbe régulier : floss - flossed- flossed
Traduction française : nettoyer au fil ou à la soie dentaire 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must floss
you must floss
she must floss
we must floss
you must floss
they must floss 	I must be flossing
you must be flossing
she must be flossing
we must be flossing
you must be flossing
they must be flossing	I must have flossed
you must have flossed
she must have flossed
we must have flossed
you must have flossed
they must have flossed	I must have been flossing
you must have been flossing
she must have been flossing
we must have been flossing
you must have been flossing
they must have been flossing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't floss
you mustn't floss
she mustn't floss
we mustn't floss
you mustn't floss
they mustn't floss 	I mustn't be flossing
you mustn't be flossing
she mustn't be flossing
we mustn't be flossing
you mustn't be flossing
they mustn't be flossing	I mustn't have flossed
you mustn't have flossed
she mustn't have flossed
we mustn't have flossed
you mustn't have flossed
they mustn't have flossed	I mustn't have been flossing
you mustn't have been flossing
she mustn't have been flossing
we mustn't have been flossing
you mustn't have been flossing
they mustn't have been flossing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I floss?
must you floss?
must she floss?
must we floss?
must you floss?
must they floss? 	must I be flossing?
must you be flossing?
must she be flossing?
must we be flossing?
must you be flossing?
must they be flossing? 	must I have flossed?
must you have flossed?
must she have flossed?
must we have flossed?
must you have flossed?
must they have flossed? 	must I have been flossing?
must you have been flossing?
must she have been flossing?
must we have been flossing?
must you have been flossing?
must they have been flossing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I floss?
mustn't you floss?
mustn't she floss?
mustn't we floss?
mustn't you floss?
mustn't they floss? 	mustn't I be flossing?
mustn't you be flossing?
mustn't she be flossing?
mustn't we be flossing?
mustn't you be flossing?
mustn't they be flossing? 	mustn't I have flossed?
mustn't you have flossed?
mustn't she have flossed?
mustn't we have flossed?
mustn't you have flossed?
mustn't they have flossed? 	mustn't I have been flossing?
mustn't you have been flossing?
mustn't she have been flossing?
mustn't we have been flossing?
mustn't you have been flossing?
mustn't they have been flossing?