Conjugaison du verbe anglais COULD YACK

Verbe régulier : yack - yacked - yacked

Affirmation

Forme simple

I could yack
you could yack
he could yack
we could yack
you could yack
they could yack

Forme en V-ing

I could be yacking
you could be yacking
he could be yacking
we could be yacking
you could be yacking
they could be yacking

Perfect

I could have yacked
you could have yacked
he could have yacked
we could have yacked
you could have yacked
they could have yacked

Perfect en V-ing

I could have been yacking
you could have been yacking
he could have been yacking
we could have been yacking
you could have been yacking
they could have been yacking

Négation

Forme simple

I could not yack
you could not yack
he could not yack
we could not yack
you could not yack
they could not yack

Forme en V-ing

I could not be yacking
you could not be yacking
he could not be yacking
we could not be yacking
you could not be yacking
they could not be yacking

Perfect

I could not have yacked
you could not have yacked
he could not have yacked
we could not have yacked
you could not have yacked
they could not have yacked

Perfect en V-ing

I could not have been yacking
you could not have been yacking
he could not have been yacking
we could not have been yacking
you could not have been yacking
they could not have been yacking

Forme interrogative

Forme simple

could I yack?
could you yack?
could he yack?
could we yack?
could you yack?
could they yack?

Forme en V-ing

could I be yacking?
could you be yacking?
could he be yacking?
could we be yacking?
could you be yacking?
could they be yacking?

Perfect

could I have yacked?
could you have yacked?
could he have yacked?
could we have yacked?
could you have yacked?
could they have yacked?

Perfect en V-ing

could I have been yacking?
could you have been yacking?
could he have been yacking?
could we have been yacking?
could you have been yacking?
could they have been yacking?

Forme interro-négative

Forme simple

could I not yack?
could you not yack?
could he not yack?
could we not yack?
could you not yack?
could they not yack?

Forme en V-ing

could I not be yacking?
could you not be yacking?
could he not be yacking?
could we not be yacking?
could you not be yacking?
could they not be yacking?

Perfect

could I not have yacked?
could you not have yacked?
could he not have yacked?
could we not have yacked?
could you not have yacked?
could they not have yacked?

Perfect en V-ing

could I not have been yacking?
could you not have been yacking?
could he not have been yacking?
could we not have been yacking?
could you not have been yacking?
could they not have been yacking?

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