Conjugaison du verbe anglais COULD PRESENT

I could present
you could present
she could present
we could present
you could present
they could present

I could be presenting
you could be presenting
she could be presenting
we could be presenting
you could be presenting
they could be presenting

I could have presented
you could have presented
she could have presented
we could have presented
you could have presented
they could have presented

I could have been presenting
you could have been presenting
she could have been presenting
we could have been presenting
you could have been presenting
they could have been presenting

I could not present
you could not present
she could not present
we could not present
you could not present
they could not present

I could not be presenting
you could not be presenting
she could not be presenting
we could not be presenting
you could not be presenting
they could not be presenting

I could not have presented
you could not have presented
she could not have presented
we could not have presented
you could not have presented
they could not have presented

I could not have been presenting
you could not have been presenting
she could not have been presenting
we could not have been presenting
you could not have been presenting
they could not have been presenting

could I present?
could you present?
could she present?
could we present?
could you present?
could they present?

could I be presenting?
could you be presenting?
could she be presenting?
could we be presenting?
could you be presenting?
could they be presenting?

could I have presented?
could you have presented?
could she have presented?
could we have presented?
could you have presented?
could they have presented?

could I have been presenting?
could you have been presenting?
could she have been presenting?
could we have been presenting?
could you have been presenting?
could they have been presenting?

could I not present?
could you not present?
could she not present?
could we not present?
could you not present?
could they not present?

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could you not be presenting?
could she not be presenting?
could we not be presenting?
could you not be presenting?
could they not be presenting?

could I not have presented?
could you not have presented?
could she not have presented?
could we not have presented?
could you not have presented?
could they not have presented?

could I not have been presenting?
could you not have been presenting?
could she not have been presenting?
could we not have been presenting?
could you not have been presenting?
could they not have been presenting?