Conjugaison du verbe anglais COULD INTRODUCE

I could introduce
you could introduce
he could introduce
we could introduce
you could introduce
they could introduce

I could be introducing
you could be introducing
he could be introducing
we could be introducing
you could be introducing
they could be introducing

I could have introduced
you could have introduced
he could have introduced
we could have introduced
you could have introduced
they could have introduced

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

I could not introduce
you could not introduce
he could not introduce
we could not introduce
you could not introduce
they could not introduce

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

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

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

could I introduce?
could you introduce?
could he introduce?
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could you introduce?
could they introduce?

could I be introducing?
could you be introducing?
could he be introducing?
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could you be introducing?
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could you have introduced?
could he have introduced?
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could you have introduced?
could they have introduced?

could I have been introducing?
could you have been introducing?
could he have been introducing?
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could they have been introducing?

could I not introduce?
could you not introduce?
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could you not be introducing?
could he not be introducing?
could we not be introducing?
could you not be introducing?
could they not be introducing?

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

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