Conjugaison du verbe anglais
COULD UNDO

Verbe irrégulier : undo - undid - undone
Traduction française : défaire - annuler

Affirmation

Forme simple	Forme en V-ing
I could undo you could undo she could undo we could undo you could undo they could undo	I could be undoing you could be undoing she could be undoing we could be undoing you could be undoing they could be undoing
Perfect	Perfect en V-ing
I could have undone you could have undone she could have undone we could have undone you could have undone they could have undone	I could have been undoing you could have been undoing she could have been undoing we could have been undoing you could have been undoing they could have been undoing

Négation

Forme simple	Forme en V-ing
I could not undo you could not undo she could not undo we could not undo you could not undo they could not undo	I could not be undoing you could not be undoing she could not be undoing we could not be undoing you could not be undoing they could not be undoing
Perfect	Perfect en V-ing
I could not have undone you could not have undone she could not have undone we could not have undone you could not have undone they could not have undone	I could not have been undoing you could not have been undoing she could not have been undoing we could not have been undoing you could not have been undoing they could not have been undoing

Forme interrogative

Forme simple	Forme en V-ing
could I undo? could you undo? could she undo? could we undo? could you undo? could they undo?	could I be undoing? could you be undoing? could she be undoing? could we be undoing? could you be undoing? could they be undoing?
Perfect	Perfect en V-ing
could I have undone? could you have undone? could she have undone? could we have undone? could you have undone? could they have undone?	could I have been undoing? could you have been undoing? could she have been undoing? could we have been undoing? could you have been undoing? could they have been undoing?

Forme interro-négative

Forme simple	Forme en V-ing
could I not undo? could you not undo? could she not undo? could we not undo? could you not undo? could they not undo?	could I not be undoing? could you not be undoing? could she not be undoing? could we not be undoing? could you not be undoing? could they not be undoing?
Perfect	Perfect en V-ing
could I not have undone? could you not have undone? could she not have undone? could we not have undone? could you not have undone? could they not have undone?	could I not have been undoing? could you not have been undoing? could she not have been undoing? could we not have been undoing? could you not have been undoing? could they not have been undoing?