could abrade
Verbe régulier : abrade - abraded- abraded

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could abrade
you could abrade
he could abrade
we could abrade
you could abrade
they could abrade 	I could be abrading
you could be abrading
he could be abrading
we could be abrading
you could be abrading
they could be abrading	I could have abraded
you could have abraded
he could have abraded
we could have abraded
you could have abraded
they could have abraded	I could have been abrading
you could have been abrading
he could have been abrading
we could have been abrading
you could have been abrading
they could have been abrading	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not abrade
you could not abrade
he could not abrade
we could not abrade
you could not abrade
they could not abrade 	I could not be abrading
you could not be abrading
he could not be abrading
we could not be abrading
you could not be abrading
they could not be abrading	I could not have abraded
you could not have abraded
he could not have abraded
we could not have abraded
you could not have abraded
they could not have abraded	I could not have been abrading
you could not have been abrading
he could not have been abrading
we could not have been abrading
you could not have been abrading
they could not have been abrading	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I abrade?
could you abrade?
could he abrade?
could we abrade?
could you abrade?
could they abrade? 	could I be abrading?
could you be abrading?
could he be abrading?
could we be abrading?
could you be abrading?
could they be abrading? 	could I have abraded?
could you have abraded?
could he have abraded?
could we have abraded?
could you have abraded?
could they have abraded? 	could I have been abrading?
could you have been abrading?
could he have been abrading?
could we have been abrading?
could you have been abrading?
could they have been abrading? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not abrade?
could you not abrade?
could he not abrade?
could we not abrade?
could you not abrade?
could they not abrade? 	could I not be abrading?
could you not be abrading?
could he not be abrading?
could we not be abrading?
could you not be abrading?
could they not be abrading? 	could I not have abraded?
could you not have abraded?
could he not have abraded?
could we not have abraded?
could you not have abraded?
could they not have abraded? 	could I not have been abrading?
could you not have been abrading?
could he not have been abrading?
could we not have been abrading?
could you not have been abrading?
could they not have been abrading?