could expound
Verbe régulier : expound - expounded- expounded
Traduction française : exposer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could expound
you could expound
she could expound
we could expound
you could expound
they could expound 	I could be expounding
you could be expounding
she could be expounding
we could be expounding
you could be expounding
they could be expounding	I could have expounded
you could have expounded
she could have expounded
we could have expounded
you could have expounded
they could have expounded	I could have been expounding
you could have been expounding
she could have been expounding
we could have been expounding
you could have been expounding
they could have been expounding	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not expound
you could not expound
she could not expound
we could not expound
you could not expound
they could not expound 	I could not be expounding
you could not be expounding
she could not be expounding
we could not be expounding
you could not be expounding
they could not be expounding	I could not have expounded
you could not have expounded
she could not have expounded
we could not have expounded
you could not have expounded
they could not have expounded	I could not have been expounding
you could not have been expounding
she could not have been expounding
we could not have been expounding
you could not have been expounding
they could not have been expounding	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I expound?
could you expound?
could she expound?
could we expound?
could you expound?
could they expound? 	could I be expounding?
could you be expounding?
could she be expounding?
could we be expounding?
could you be expounding?
could they be expounding? 	could I have expounded?
could you have expounded?
could she have expounded?
could we have expounded?
could you have expounded?
could they have expounded? 	could I have been expounding?
could you have been expounding?
could she have been expounding?
could we have been expounding?
could you have been expounding?
could they have been expounding? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not expound?
could you not expound?
could she not expound?
could we not expound?
could you not expound?
could they not expound? 	could I not be expounding?
could you not be expounding?
could she not be expounding?
could we not be expounding?
could you not be expounding?
could they not be expounding? 	could I not have expounded?
could you not have expounded?
could she not have expounded?
could we not have expounded?
could you not have expounded?
could they not have expounded? 	could I not have been expounding?
could you not have been expounding?
could she not have been expounding?
could we not have been expounding?
could you not have been expounding?
could they not have been expounding?