could ret
Verbe régulier : ret - retted- retted

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could ret
you could ret
she could ret
we could ret
you could ret
they could ret 	I could be retting
you could be retting
she could be retting
we could be retting
you could be retting
they could be retting	I could have retted
you could have retted
she could have retted
we could have retted
you could have retted
they could have retted	I could have been retting
you could have been retting
she could have been retting
we could have been retting
you could have been retting
they could have been retting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not ret
you could not ret
she could not ret
we could not ret
you could not ret
they could not ret 	I could not be retting
you could not be retting
she could not be retting
we could not be retting
you could not be retting
they could not be retting	I could not have retted
you could not have retted
she could not have retted
we could not have retted
you could not have retted
they could not have retted	I could not have been retting
you could not have been retting
she could not have been retting
we could not have been retting
you could not have been retting
they could not have been retting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I ret?
could you ret?
could she ret?
could we ret?
could you ret?
could they ret? 	could I be retting?
could you be retting?
could she be retting?
could we be retting?
could you be retting?
could they be retting? 	could I have retted?
could you have retted?
could she have retted?
could we have retted?
could you have retted?
could they have retted? 	could I have been retting?
could you have been retting?
could she have been retting?
could we have been retting?
could you have been retting?
could they have been retting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not ret?
could you not ret?
could she not ret?
could we not ret?
could you not ret?
could they not ret? 	could I not be retting?
could you not be retting?
could she not be retting?
could we not be retting?
could you not be retting?
could they not be retting? 	could I not have retted?
could you not have retted?
could she not have retted?
could we not have retted?
could you not have retted?
could they not have retted? 	could I not have been retting?
could you not have been retting?
could she not have been retting?
could we not have been retting?
could you not have been retting?
could they not have been retting?