could preen
Verbe régulier : preen - preened- preened
Traduction française : lisser 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could preen
you could preen
he could preen
we could preen
you could preen
they could preen 	I could be preening
you could be preening
he could be preening
we could be preening
you could be preening
they could be preening	I could have preened
you could have preened
he could have preened
we could have preened
you could have preened
they could have preened	I could have been preening
you could have been preening
he could have been preening
we could have been preening
you could have been preening
they could have been preening	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not preen
you could not preen
he could not preen
we could not preen
you could not preen
they could not preen 	I could not be preening
you could not be preening
he could not be preening
we could not be preening
you could not be preening
they could not be preening	I could not have preened
you could not have preened
he could not have preened
we could not have preened
you could not have preened
they could not have preened	I could not have been preening
you could not have been preening
he could not have been preening
we could not have been preening
you could not have been preening
they could not have been preening	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I preen?
could you preen?
could he preen?
could we preen?
could you preen?
could they preen? 	could I be preening?
could you be preening?
could he be preening?
could we be preening?
could you be preening?
could they be preening? 	could I have preened?
could you have preened?
could he have preened?
could we have preened?
could you have preened?
could they have preened? 	could I have been preening?
could you have been preening?
could he have been preening?
could we have been preening?
could you have been preening?
could they have been preening? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not preen?
could you not preen?
could he not preen?
could we not preen?
could you not preen?
could they not preen? 	could I not be preening?
could you not be preening?
could he not be preening?
could we not be preening?
could you not be preening?
could they not be preening? 	could I not have preened?
could you not have preened?
could he not have preened?
could we not have preened?
could you not have preened?
could they not have preened? 	could I not have been preening?
could you not have been preening?
could he not have been preening?
could we not have been preening?
could you not have been preening?
could they not have been preening?