could interpervade
Verbe régulier : interpervade - interpervaded- interpervaded

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could interpervade
you could interpervade
he could interpervade
we could interpervade
you could interpervade
they could interpervade 	I could be interpervading
you could be interpervading
he could be interpervading
we could be interpervading
you could be interpervading
they could be interpervading	I could have interpervaded
you could have interpervaded
he could have interpervaded
we could have interpervaded
you could have interpervaded
they could have interpervaded	I could have been interpervading
you could have been interpervading
he could have been interpervading
we could have been interpervading
you could have been interpervading
they could have been interpervading	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not interpervade
you could not interpervade
he could not interpervade
we could not interpervade
you could not interpervade
they could not interpervade 	I could not be interpervading
you could not be interpervading
he could not be interpervading
we could not be interpervading
you could not be interpervading
they could not be interpervading	I could not have interpervaded
you could not have interpervaded
he could not have interpervaded
we could not have interpervaded
you could not have interpervaded
they could not have interpervaded	I could not have been interpervading
you could not have been interpervading
he could not have been interpervading
we could not have been interpervading
you could not have been interpervading
they could not have been interpervading	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I interpervade?
could you interpervade?
could he interpervade?
could we interpervade?
could you interpervade?
could they interpervade? 	could I be interpervading?
could you be interpervading?
could he be interpervading?
could we be interpervading?
could you be interpervading?
could they be interpervading? 	could I have interpervaded?
could you have interpervaded?
could he have interpervaded?
could we have interpervaded?
could you have interpervaded?
could they have interpervaded? 	could I have been interpervading?
could you have been interpervading?
could he have been interpervading?
could we have been interpervading?
could you have been interpervading?
could they have been interpervading? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not interpervade?
could you not interpervade?
could he not interpervade?
could we not interpervade?
could you not interpervade?
could they not interpervade? 	could I not be interpervading?
could you not be interpervading?
could he not be interpervading?
could we not be interpervading?
could you not be interpervading?
could they not be interpervading? 	could I not have interpervaded?
could you not have interpervaded?
could he not have interpervaded?
could we not have interpervaded?
could you not have interpervaded?
could they not have interpervaded? 	could I not have been interpervading?
could you not have been interpervading?
could he not have been interpervading?
could we not have been interpervading?
could you not have been interpervading?
could they not have been interpervading?