could sue
Verbe régulier : sue - sued- sued
Traduction française : poursuivre en justice - intenter un procès 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could sue
you could sue
he could sue
we could sue
you could sue
they could sue 	I could be suing
you could be suing
he could be suing
we could be suing
you could be suing
they could be suing	I could have sued
you could have sued
he could have sued
we could have sued
you could have sued
they could have sued	I could have been suing
you could have been suing
he could have been suing
we could have been suing
you could have been suing
they could have been suing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't sue
you couldn't sue
he couldn't sue
we couldn't sue
you couldn't sue
they couldn't sue 	I couldn't be suing
you couldn't be suing
he couldn't be suing
we couldn't be suing
you couldn't be suing
they couldn't be suing	I couldn't have sued
you couldn't have sued
he couldn't have sued
we couldn't have sued
you couldn't have sued
they couldn't have sued	I couldn't have been suing
you couldn't have been suing
he couldn't have been suing
we couldn't have been suing
you couldn't have been suing
they couldn't have been suing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I sue?
could you sue?
could he sue?
could we sue?
could you sue?
could they sue? 	could I be suing?
could you be suing?
could he be suing?
could we be suing?
could you be suing?
could they be suing? 	could I have sued?
could you have sued?
could he have sued?
could we have sued?
could you have sued?
could they have sued? 	could I have been suing?
could you have been suing?
could he have been suing?
could we have been suing?
could you have been suing?
could they have been suing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I sue?
couldn't you sue?
couldn't he sue?
couldn't we sue?
couldn't you sue?
couldn't they sue? 	couldn't I be suing?
couldn't you be suing?
couldn't he be suing?
couldn't we be suing?
couldn't you be suing?
couldn't they be suing? 	couldn't I have sued?
couldn't you have sued?
couldn't he have sued?
couldn't we have sued?
couldn't you have sued?
couldn't they have sued? 	couldn't I have been suing?
couldn't you have been suing?
couldn't he have been suing?
couldn't we have been suing?
couldn't you have been suing?
couldn't they have been suing?