could aggrade
Verbe régulier : aggrade - aggraded- aggraded

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could aggrade
you could aggrade
she could aggrade
we could aggrade
you could aggrade
they could aggrade 	I could be aggrading
you could be aggrading
she could be aggrading
we could be aggrading
you could be aggrading
they could be aggrading	I could have aggraded
you could have aggraded
she could have aggraded
we could have aggraded
you could have aggraded
they could have aggraded	I could have been aggrading
you could have been aggrading
she could have been aggrading
we could have been aggrading
you could have been aggrading
they could have been aggrading	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not aggrade
you could not aggrade
she could not aggrade
we could not aggrade
you could not aggrade
they could not aggrade 	I could not be aggrading
you could not be aggrading
she could not be aggrading
we could not be aggrading
you could not be aggrading
they could not be aggrading	I could not have aggraded
you could not have aggraded
she could not have aggraded
we could not have aggraded
you could not have aggraded
they could not have aggraded	I could not have been aggrading
you could not have been aggrading
she could not have been aggrading
we could not have been aggrading
you could not have been aggrading
they could not have been aggrading	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I aggrade?
could you aggrade?
could she aggrade?
could we aggrade?
could you aggrade?
could they aggrade? 	could I be aggrading?
could you be aggrading?
could she be aggrading?
could we be aggrading?
could you be aggrading?
could they be aggrading? 	could I have aggraded?
could you have aggraded?
could she have aggraded?
could we have aggraded?
could you have aggraded?
could they have aggraded? 	could I have been aggrading?
could you have been aggrading?
could she have been aggrading?
could we have been aggrading?
could you have been aggrading?
could they have been aggrading? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not aggrade?
could you not aggrade?
could she not aggrade?
could we not aggrade?
could you not aggrade?
could they not aggrade? 	could I not be aggrading?
could you not be aggrading?
could she not be aggrading?
could we not be aggrading?
could you not be aggrading?
could they not be aggrading? 	could I not have aggraded?
could you not have aggraded?
could she not have aggraded?
could we not have aggraded?
could you not have aggraded?
could they not have aggraded? 	could I not have been aggrading?
could you not have been aggrading?
could she not have been aggrading?
could we not have been aggrading?
could you not have been aggrading?
could they not have been aggrading?