Conjugaison du verbe anglais COULD PHOTOENGRAVE

I could photoengrave
you could photoengrave
he could photoengrave
we could photoengrave
you could photoengrave
they could photoengrave

I could be photoengraving
you could be photoengraving
he could be photoengraving
we could be photoengraving
you could be photoengraving
they could be photoengraving

I could have photoengraved
you could have photoengraved
he could have photoengraved
we could have photoengraved
you could have photoengraved
they could have photoengraved

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

I could not photoengrave
you could not photoengrave
he could not photoengrave
we could not photoengrave
you could not photoengrave
they could not photoengrave

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

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

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

could I photoengrave?
could you photoengrave?
could he photoengrave?
could we photoengrave?
could you photoengrave?
could they photoengrave?

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

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

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

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

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

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

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