could scour
Verbe régulier : scour - scoured- scoured
Traduction française : récurer - rayer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could scour
you could scour
she could scour
we could scour
you could scour
they could scour 	I could be scouring
you could be scouring
she could be scouring
we could be scouring
you could be scouring
they could be scouring	I could have scoured
you could have scoured
she could have scoured
we could have scoured
you could have scoured
they could have scoured	I could have been scouring
you could have been scouring
she could have been scouring
we could have been scouring
you could have been scouring
they could have been scouring	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't scour
you couldn't scour
she couldn't scour
we couldn't scour
you couldn't scour
they couldn't scour 	I couldn't be scouring
you couldn't be scouring
she couldn't be scouring
we couldn't be scouring
you couldn't be scouring
they couldn't be scouring	I couldn't have scoured
you couldn't have scoured
she couldn't have scoured
we couldn't have scoured
you couldn't have scoured
they couldn't have scoured	I couldn't have been scouring
you couldn't have been scouring
she couldn't have been scouring
we couldn't have been scouring
you couldn't have been scouring
they couldn't have been scouring	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I scour?
could you scour?
could she scour?
could we scour?
could you scour?
could they scour? 	could I be scouring?
could you be scouring?
could she be scouring?
could we be scouring?
could you be scouring?
could they be scouring? 	could I have scoured?
could you have scoured?
could she have scoured?
could we have scoured?
could you have scoured?
could they have scoured? 	could I have been scouring?
could you have been scouring?
could she have been scouring?
could we have been scouring?
could you have been scouring?
could they have been scouring? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I scour?
couldn't you scour?
couldn't she scour?
couldn't we scour?
couldn't you scour?
couldn't they scour? 	couldn't I be scouring?
couldn't you be scouring?
couldn't she be scouring?
couldn't we be scouring?
couldn't you be scouring?
couldn't they be scouring? 	couldn't I have scoured?
couldn't you have scoured?
couldn't she have scoured?
couldn't we have scoured?
couldn't you have scoured?
couldn't they have scoured? 	couldn't I have been scouring?
couldn't you have been scouring?
couldn't she have been scouring?
couldn't we have been scouring?
couldn't you have been scouring?
couldn't they have been scouring?