must fox
Verbe régulier : fox - foxed- foxed
Traduction française : duper - souffler 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must fox
you must fox
she must fox
we must fox
you must fox
they must fox 	I must be foxing
you must be foxing
she must be foxing
we must be foxing
you must be foxing
they must be foxing	I must have foxed
you must have foxed
she must have foxed
we must have foxed
you must have foxed
they must have foxed	I must have been foxing
you must have been foxing
she must have been foxing
we must have been foxing
you must have been foxing
they must have been foxing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't fox
you mustn't fox
she mustn't fox
we mustn't fox
you mustn't fox
they mustn't fox 	I mustn't be foxing
you mustn't be foxing
she mustn't be foxing
we mustn't be foxing
you mustn't be foxing
they mustn't be foxing	I mustn't have foxed
you mustn't have foxed
she mustn't have foxed
we mustn't have foxed
you mustn't have foxed
they mustn't have foxed	I mustn't have been foxing
you mustn't have been foxing
she mustn't have been foxing
we mustn't have been foxing
you mustn't have been foxing
they mustn't have been foxing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I fox?
must you fox?
must she fox?
must we fox?
must you fox?
must they fox? 	must I be foxing?
must you be foxing?
must she be foxing?
must we be foxing?
must you be foxing?
must they be foxing? 	must I have foxed?
must you have foxed?
must she have foxed?
must we have foxed?
must you have foxed?
must they have foxed? 	must I have been foxing?
must you have been foxing?
must she have been foxing?
must we have been foxing?
must you have been foxing?
must they have been foxing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I fox?
mustn't you fox?
mustn't she fox?
mustn't we fox?
mustn't you fox?
mustn't they fox? 	mustn't I be foxing?
mustn't you be foxing?
mustn't she be foxing?
mustn't we be foxing?
mustn't you be foxing?
mustn't they be foxing? 	mustn't I have foxed?
mustn't you have foxed?
mustn't she have foxed?
mustn't we have foxed?
mustn't you have foxed?
mustn't they have foxed? 	mustn't I have been foxing?
mustn't you have been foxing?
mustn't she have been foxing?
mustn't we have been foxing?
mustn't you have been foxing?
mustn't they have been foxing?