Conjugaison du verbe anglais COULD EXERT USE

Verbe régulier : exert use - exert used - exert used

Attention, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.

Affirmation

Forme simple

I could exert use
you could exert use
he could exert use
we could exert use
you could exert use
they could exert use

Forme en V-ing

I could be exert using
you could be exert using
he could be exert using
we could be exert using
you could be exert using
they could be exert using

Perfect

I could have exert used
you could have exert used
he could have exert used
we could have exert used
you could have exert used
they could have exert used

Perfect en V-ing

I could have been exert using
you could have been exert using
he could have been exert using
we could have been exert using
you could have been exert using
they could have been exert using

Négation

Forme simple

I could not exert use
you could not exert use
he could not exert use
we could not exert use
you could not exert use
they could not exert use

Forme en V-ing

I could not be exert using
you could not be exert using
he could not be exert using
we could not be exert using
you could not be exert using
they could not be exert using

Perfect

I could not have exert used
you could not have exert used
he could not have exert used
we could not have exert used
you could not have exert used
they could not have exert used

Perfect en V-ing

I could not have been exert using
you could not have been exert using
he could not have been exert using
we could not have been exert using
you could not have been exert using
they could not have been exert using

Forme interrogative

Forme simple

could I exert use?
could you exert use?
could he exert use?
could we exert use?
could you exert use?
could they exert use?

Forme en V-ing

could I be exert using?
could you be exert using?
could he be exert using?
could we be exert using?
could you be exert using?
could they be exert using?

Perfect

could I have exert used?
could you have exert used?
could he have exert used?
could we have exert used?
could you have exert used?
could they have exert used?

Perfect en V-ing

could I have been exert using?
could you have been exert using?
could he have been exert using?
could we have been exert using?
could you have been exert using?
could they have been exert using?

Forme interro-négative

Forme simple

could I not exert use?
could you not exert use?
could he not exert use?
could we not exert use?
could you not exert use?
could they not exert use?

Forme en V-ing

could I not be exert using?
could you not be exert using?
could he not be exert using?
could we not be exert using?
could you not be exert using?
could they not be exert using?

Perfect

could I not have exert used?
could you not have exert used?
could he not have exert used?
could we not have exert used?
could you not have exert used?
could they not have exert used?

Perfect en V-ing

could I not have been exert using?
could you not have been exert using?
could he not have been exert using?
could we not have been exert using?
could you not have been exert using?
could they not have been exert using?

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