Conjugaison du verbe anglais COULD TRAVAIL

I could travail
you could travail
he could travail
we could travail
you could travail
they could travail

I could be travailing
you could be travailing
he could be travailing
we could be travailing
you could be travailing
they could be travailing

I could have travailed
you could have travailed
he could have travailed
we could have travailed
you could have travailed
they could have travailed

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

I could not travail
you could not travail
he could not travail
we could not travail
you could not travail
they could not travail

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

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

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

could I travail?
could you travail?
could he travail?
could we travail?
could you travail?
could they travail?

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

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

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

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

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

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

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