I could photoengrave you could photoengrave he could photoengrave we could photoengrave you could photoengrave they could photoengrave
Forme en V-ing
I could be photoengraving you could be photoengraving he could be photoengraving we could be photoengraving you could be photoengraving they could be photoengraving
Perfect
I could have photoengraved you could have photoengraved he could have photoengraved we could have photoengraved you could have photoengraved they could have photoengraved
Perfect en V-ing
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
Négation
Forme simple
I couldn't photoengrave you couldn't photoengrave he couldn't photoengrave we couldn't photoengrave you couldn't photoengrave they couldn't photoengrave
Forme en V-ing
I couldn't be photoengraving you couldn't be photoengraving he couldn't be photoengraving we couldn't be photoengraving you couldn't be photoengraving they couldn't be photoengraving
Perfect
I couldn't have photoengraved you couldn't have photoengraved he couldn't have photoengraved we couldn't have photoengraved you couldn't have photoengraved they couldn't have photoengraved
Perfect en V-ing
I couldn't have been photoengraving you couldn't have been photoengraving he couldn't have been photoengraving we couldn't have been photoengraving you couldn't have been photoengraving they couldn't have been photoengraving
Forme interrogative
Forme simple
could I photoengrave? could you photoengrave? could he photoengrave? could we photoengrave? could you photoengrave? could they photoengrave?
Forme en V-ing
could I be photoengraving? could you be photoengraving? could he be photoengraving? could we be photoengraving? could you be photoengraving? could they be photoengraving?
Perfect
could I have photoengraved? could you have photoengraved? could he have photoengraved? could we have photoengraved? could you have photoengraved? could they have photoengraved?
Perfect en V-ing
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?
Forme interro-négative
Forme simple
couldn't I photoengrave? couldn't you photoengrave? couldn't he photoengrave? couldn't we photoengrave? couldn't you photoengrave? couldn't they photoengrave?
Forme en V-ing
couldn't I be photoengraving? couldn't you be photoengraving? couldn't he be photoengraving? couldn't we be photoengraving? couldn't you be photoengraving? couldn't they be photoengraving?
Perfect
couldn't I have photoengraved? couldn't you have photoengraved? couldn't he have photoengraved? couldn't we have photoengraved? couldn't you have photoengraved? couldn't they have photoengraved?
Perfect en V-ing
couldn't I have been photoengraving? couldn't you have been photoengraving? couldn't he have been photoengraving? couldn't we have been photoengraving? couldn't you have been photoengraving? couldn't they have been photoengraving?