could ahead
Verbe régulier : ahead - aheaded- aheaded
Traduction française : prendre de l'avance - faire son chemin 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could ahead
you could ahead
he could ahead
we could ahead
you could ahead
they could ahead 	I could be aheading
you could be aheading
he could be aheading
we could be aheading
you could be aheading
they could be aheading	I could have aheaded
you could have aheaded
he could have aheaded
we could have aheaded
you could have aheaded
they could have aheaded	I could have been aheading
you could have been aheading
he could have been aheading
we could have been aheading
you could have been aheading
they could have been aheading	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't ahead
you couldn't ahead
he couldn't ahead
we couldn't ahead
you couldn't ahead
they couldn't ahead 	I couldn't be aheading
you couldn't be aheading
he couldn't be aheading
we couldn't be aheading
you couldn't be aheading
they couldn't be aheading	I couldn't have aheaded
you couldn't have aheaded
he couldn't have aheaded
we couldn't have aheaded
you couldn't have aheaded
they couldn't have aheaded	I couldn't have been aheading
you couldn't have been aheading
he couldn't have been aheading
we couldn't have been aheading
you couldn't have been aheading
they couldn't have been aheading	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I ahead?
could you ahead?
could he ahead?
could we ahead?
could you ahead?
could they ahead? 	could I be aheading?
could you be aheading?
could he be aheading?
could we be aheading?
could you be aheading?
could they be aheading? 	could I have aheaded?
could you have aheaded?
could he have aheaded?
could we have aheaded?
could you have aheaded?
could they have aheaded? 	could I have been aheading?
could you have been aheading?
could he have been aheading?
could we have been aheading?
could you have been aheading?
could they have been aheading? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I ahead?
couldn't you ahead?
couldn't he ahead?
couldn't we ahead?
couldn't you ahead?
couldn't they ahead? 	couldn't I be aheading?
couldn't you be aheading?
couldn't he be aheading?
couldn't we be aheading?
couldn't you be aheading?
couldn't they be aheading? 	couldn't I have aheaded?
couldn't you have aheaded?
couldn't he have aheaded?
couldn't we have aheaded?
couldn't you have aheaded?
couldn't they have aheaded? 	couldn't I have been aheading?
couldn't you have been aheading?
couldn't he have been aheading?
couldn't we have been aheading?
couldn't you have been aheading?
couldn't they have been aheading?