could unable
Verbe régulier : unable - unabled- unabled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could unable
you could unable
he could unable
we could unable
you could unable
they could unable 	I could be unabling
you could be unabling
he could be unabling
we could be unabling
you could be unabling
they could be unabling	I could have unabled
you could have unabled
he could have unabled
we could have unabled
you could have unabled
they could have unabled	I could have been unabling
you could have been unabling
he could have been unabling
we could have been unabling
you could have been unabling
they could have been unabling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't unable
you couldn't unable
he couldn't unable
we couldn't unable
you couldn't unable
they couldn't unable 	I couldn't be unabling
you couldn't be unabling
he couldn't be unabling
we couldn't be unabling
you couldn't be unabling
they couldn't be unabling	I couldn't have unabled
you couldn't have unabled
he couldn't have unabled
we couldn't have unabled
you couldn't have unabled
they couldn't have unabled	I couldn't have been unabling
you couldn't have been unabling
he couldn't have been unabling
we couldn't have been unabling
you couldn't have been unabling
they couldn't have been unabling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I unable?
could you unable?
could he unable?
could we unable?
could you unable?
could they unable? 	could I be unabling?
could you be unabling?
could he be unabling?
could we be unabling?
could you be unabling?
could they be unabling? 	could I have unabled?
could you have unabled?
could he have unabled?
could we have unabled?
could you have unabled?
could they have unabled? 	could I have been unabling?
could you have been unabling?
could he have been unabling?
could we have been unabling?
could you have been unabling?
could they have been unabling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I unable?
couldn't you unable?
couldn't he unable?
couldn't we unable?
couldn't you unable?
couldn't they unable? 	couldn't I be unabling?
couldn't you be unabling?
couldn't he be unabling?
couldn't we be unabling?
couldn't you be unabling?
couldn't they be unabling? 	couldn't I have unabled?
couldn't you have unabled?
couldn't he have unabled?
couldn't we have unabled?
couldn't you have unabled?
couldn't they have unabled? 	couldn't I have been unabling?
couldn't you have been unabling?
couldn't he have been unabling?
couldn't we have been unabling?
couldn't you have been unabling?
couldn't they have been unabling?