Conjugaison du verbe anglais
COULD POLYGRAPH

Verbe régulier : polygraph - polygraphed - polygraphed

Affirmation

Forme simple	Forme en V-ing
I could polygraph you could polygraph he could polygraph we could polygraph you could polygraph they could polygraph	I could be polygraphing you could be polygraphing he could be polygraphing we could be polygraphing you could be polygraphing they could be polygraphing
Perfect	Perfect en V-ing
I could have polygraphed you could have polygraphed he could have polygraphed we could have polygraphed you could have polygraphed they could have polygraphed	I could have been polygraphing you could have been polygraphing he could have been polygraphing we could have been polygraphing you could have been polygraphing they could have been polygraphing

Négation

Forme simple	Forme en V-ing
I could not polygraph you could not polygraph he could not polygraph we could not polygraph you could not polygraph they could not polygraph	I could not be polygraphing you could not be polygraphing he could not be polygraphing we could not be polygraphing you could not be polygraphing they could not be polygraphing
Perfect	Perfect en V-ing
I could not have polygraphed you could not have polygraphed he could not have polygraphed we could not have polygraphed you could not have polygraphed they could not have polygraphed	I could not have been polygraphing you could not have been polygraphing he could not have been polygraphing we could not have been polygraphing you could not have been polygraphing they could not have been polygraphing

Forme interrogative

Forme simple	Forme en V-ing
could I polygraph? could you polygraph? could he polygraph? could we polygraph? could you polygraph? could they polygraph?	could I be polygraphing? could you be polygraphing? could he be polygraphing? could we be polygraphing? could you be polygraphing? could they be polygraphing?
Perfect	Perfect en V-ing
could I have polygraphed? could you have polygraphed? could he have polygraphed? could we have polygraphed? could you have polygraphed? could they have polygraphed?	could I have been polygraphing? could you have been polygraphing? could he have been polygraphing? could we have been polygraphing? could you have been polygraphing? could they have been polygraphing?

Forme interro-négative

Forme simple	Forme en V-ing
could I not polygraph? could you not polygraph? could he not polygraph? could we not polygraph? could you not polygraph? could they not polygraph?	could I not be polygraphing? could you not be polygraphing? could he not be polygraphing? could we not be polygraphing? could you not be polygraphing? could they not be polygraphing?
Perfect	Perfect en V-ing
could I not have polygraphed? could you not have polygraphed? could he not have polygraphed? could we not have polygraphed? could you not have polygraphed? could they not have polygraphed?	could I not have been polygraphing? could you not have been polygraphing? could he not have been polygraphing? could we not have been polygraphing? could you not have been polygraphing? could they not have been polygraphing?