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

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

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

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

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