Conjugaison du verbe anglais
COULD PROVE

Verbe irrégulier : prove - proved - proven
Traduction française : prouver - s'avérer

Affirmation

Forme simple	Forme en V-ing
I could prove you could prove he could prove we could prove you could prove they could prove	I could be proving you could be proving he could be proving we could be proving you could be proving they could be proving
Perfect	Perfect en V-ing
I could have proven you could have proven he could have proven we could have proven you could have proven they could have proven	I could have been proving you could have been proving he could have been proving we could have been proving you could have been proving they could have been proving

Négation

Forme simple	Forme en V-ing
I couldn't prove you couldn't prove he couldn't prove we couldn't prove you couldn't prove they couldn't prove	I couldn't be proving you couldn't be proving he couldn't be proving we couldn't be proving you couldn't be proving they couldn't be proving
Perfect	Perfect en V-ing
I couldn't have proven you couldn't have proven he couldn't have proven we couldn't have proven you couldn't have proven they couldn't have proven	I couldn't have been proving you couldn't have been proving he couldn't have been proving we couldn't have been proving you couldn't have been proving they couldn't have been proving

Forme interrogative

Forme simple	Forme en V-ing
could I prove? could you prove? could he prove? could we prove? could you prove? could they prove?	could I be proving? could you be proving? could he be proving? could we be proving? could you be proving? could they be proving?
Perfect	Perfect en V-ing
could I have proven? could you have proven? could he have proven? could we have proven? could you have proven? could they have proven?	could I have been proving? could you have been proving? could he have been proving? could we have been proving? could you have been proving? could they have been proving?

Forme interro-négative

Forme simple	Forme en V-ing
couldn't I prove? couldn't you prove? couldn't he prove? couldn't we prove? couldn't you prove? couldn't they prove?	couldn't I be proving? couldn't you be proving? couldn't he be proving? couldn't we be proving? couldn't you be proving? couldn't they be proving?
Perfect	Perfect en V-ing
couldn't I have proven? couldn't you have proven? couldn't he have proven? couldn't we have proven? couldn't you have proven? couldn't they have proven?	couldn't I have been proving? couldn't you have been proving? couldn't he have been proving? couldn't we have been proving? couldn't you have been proving? couldn't they have been proving?