could roc
Verbe régulier : roc - roced- roced

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could roc
you could roc
she could roc
we could roc
you could roc
they could roc 	I could be rocing
you could be rocing
she could be rocing
we could be rocing
you could be rocing
they could be rocing	I could have roced
you could have roced
she could have roced
we could have roced
you could have roced
they could have roced	I could have been rocing
you could have been rocing
she could have been rocing
we could have been rocing
you could have been rocing
they could have been rocing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not roc
you could not roc
she could not roc
we could not roc
you could not roc
they could not roc 	I could not be rocing
you could not be rocing
she could not be rocing
we could not be rocing
you could not be rocing
they could not be rocing	I could not have roced
you could not have roced
she could not have roced
we could not have roced
you could not have roced
they could not have roced	I could not have been rocing
you could not have been rocing
she could not have been rocing
we could not have been rocing
you could not have been rocing
they could not have been rocing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I roc?
could you roc?
could she roc?
could we roc?
could you roc?
could they roc? 	could I be rocing?
could you be rocing?
could she be rocing?
could we be rocing?
could you be rocing?
could they be rocing? 	could I have roced?
could you have roced?
could she have roced?
could we have roced?
could you have roced?
could they have roced? 	could I have been rocing?
could you have been rocing?
could she have been rocing?
could we have been rocing?
could you have been rocing?
could they have been rocing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not roc?
could you not roc?
could she not roc?
could we not roc?
could you not roc?
could they not roc? 	could I not be rocing?
could you not be rocing?
could she not be rocing?
could we not be rocing?
could you not be rocing?
could they not be rocing? 	could I not have roced?
could you not have roced?
could she not have roced?
could we not have roced?
could you not have roced?
could they not have roced? 	could I not have been rocing?
could you not have been rocing?
could she not have been rocing?
could we not have been rocing?
could you not have been rocing?
could they not have been rocing?