Conjugaison du verbe anglais COULD EXPRESS

I could express
you could express
he could express
we could express
you could express
they could express

I could be expressing
you could be expressing
he could be expressing
we could be expressing
you could be expressing
they could be expressing

I could have expressed
you could have expressed
he could have expressed
we could have expressed
you could have expressed
they could have expressed

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

I could not express
you could not express
he could not express
we could not express
you could not express
they could not express

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

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

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

could I express?
could you express?
could he express?
could we express?
could you express?
could they express?

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

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

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

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

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

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

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