Conjugaison du verbe anglais
COULD UNTACK

Verbe régulier : untack - untacked - untacked

Affirmation

Forme simple	Forme en V-ing
I could untack you could untack she could untack we could untack you could untack they could untack	I could be untacking you could be untacking she could be untacking we could be untacking you could be untacking they could be untacking
Perfect	Perfect en V-ing
I could have untacked you could have untacked she could have untacked we could have untacked you could have untacked they could have untacked	I could have been untacking you could have been untacking she could have been untacking we could have been untacking you could have been untacking they could have been untacking

Négation

Forme simple	Forme en V-ing
I could not untack you could not untack she could not untack we could not untack you could not untack they could not untack	I could not be untacking you could not be untacking she could not be untacking we could not be untacking you could not be untacking they could not be untacking
Perfect	Perfect en V-ing
I could not have untacked you could not have untacked she could not have untacked we could not have untacked you could not have untacked they could not have untacked	I could not have been untacking you could not have been untacking she could not have been untacking we could not have been untacking you could not have been untacking they could not have been untacking

Forme interrogative

Forme simple	Forme en V-ing
could I untack? could you untack? could she untack? could we untack? could you untack? could they untack?	could I be untacking? could you be untacking? could she be untacking? could we be untacking? could you be untacking? could they be untacking?
Perfect	Perfect en V-ing
could I have untacked? could you have untacked? could she have untacked? could we have untacked? could you have untacked? could they have untacked?	could I have been untacking? could you have been untacking? could she have been untacking? could we have been untacking? could you have been untacking? could they have been untacking?

Forme interro-négative

Forme simple	Forme en V-ing
could I not untack? could you not untack? could she not untack? could we not untack? could you not untack? could they not untack?	could I not be untacking? could you not be untacking? could she not be untacking? could we not be untacking? could you not be untacking? could they not be untacking?
Perfect	Perfect en V-ing
could I not have untacked? could you not have untacked? could she not have untacked? could we not have untacked? could you not have untacked? could they not have untacked?	could I not have been untacking? could you not have been untacking? could she not have been untacking? could we not have been untacking? could you not have been untacking? could they not have been untacking?