I could curette you could curette he could curette we could curette you could curette they could curette
Forme en V-ing
I could be curetting you could be curetting he could be curetting we could be curetting you could be curetting they could be curetting
Perfect
I could have curetted you could have curetted he could have curetted we could have curetted you could have curetted they could have curetted
Perfect en V-ing
I could have been curetting you could have been curetting he could have been curetting we could have been curetting you could have been curetting they could have been curetting
Négation
Forme simple
I could not curette you could not curette he could not curette we could not curette you could not curette they could not curette
Forme en V-ing
I could not be curetting you could not be curetting he could not be curetting we could not be curetting you could not be curetting they could not be curetting
Perfect
I could not have curetted you could not have curetted he could not have curetted we could not have curetted you could not have curetted they could not have curetted
Perfect en V-ing
I could not have been curetting you could not have been curetting he could not have been curetting we could not have been curetting you could not have been curetting they could not have been curetting
Forme interrogative
Forme simple
could I curette? could you curette? could he curette? could we curette? could you curette? could they curette?
Forme en V-ing
could I be curetting? could you be curetting? could he be curetting? could we be curetting? could you be curetting? could they be curetting?
Perfect
could I have curetted? could you have curetted? could he have curetted? could we have curetted? could you have curetted? could they have curetted?
Perfect en V-ing
could I have been curetting? could you have been curetting? could he have been curetting? could we have been curetting? could you have been curetting? could they have been curetting?
Forme interro-négative
Forme simple
could I not curette? could you not curette? could he not curette? could we not curette? could you not curette? could they not curette?
Forme en V-ing
could I not be curetting? could you not be curetting? could he not be curetting? could we not be curetting? could you not be curetting? could they not be curetting?
Perfect
could I not have curetted? could you not have curetted? could he not have curetted? could we not have curetted? could you not have curetted? could they not have curetted?
Perfect en V-ing
could I not have been curetting? could you not have been curetting? could he not have been curetting? could we not have been curetting? could you not have been curetting? could they not have been curetting?