I could engender you could engender she could engender we could engender you could engender they could engender
Forme en V-ing
I could be engendering you could be engendering she could be engendering we could be engendering you could be engendering they could be engendering
Perfect
I could have engendered you could have engendered she could have engendered we could have engendered you could have engendered they could have engendered
Perfect en V-ing
I could have been engendering you could have been engendering she could have been engendering we could have been engendering you could have been engendering they could have been engendering
Négation
Forme simple
I could not engender you could not engender she could not engender we could not engender you could not engender they could not engender
Forme en V-ing
I could not be engendering you could not be engendering she could not be engendering we could not be engendering you could not be engendering they could not be engendering
Perfect
I could not have engendered you could not have engendered she could not have engendered we could not have engendered you could not have engendered they could not have engendered
Perfect en V-ing
I could not have been engendering you could not have been engendering she could not have been engendering we could not have been engendering you could not have been engendering they could not have been engendering
Forme interrogative
Forme simple
could I engender? could you engender? could she engender? could we engender? could you engender? could they engender?
Forme en V-ing
could I be engendering? could you be engendering? could she be engendering? could we be engendering? could you be engendering? could they be engendering?
Perfect
could I have engendered? could you have engendered? could she have engendered? could we have engendered? could you have engendered? could they have engendered?
Perfect en V-ing
could I have been engendering? could you have been engendering? could she have been engendering? could we have been engendering? could you have been engendering? could they have been engendering?
Forme interro-négative
Forme simple
could I not engender? could you not engender? could she not engender? could we not engender? could you not engender? could they not engender?
Forme en V-ing
could I not be engendering? could you not be engendering? could she not be engendering? could we not be engendering? could you not be engendering? could they not be engendering?
Perfect
could I not have engendered? could you not have engendered? could she not have engendered? could we not have engendered? could you not have engendered? could they not have engendered?
Perfect en V-ing
could I not have been engendering? could you not have been engendering? could she not have been engendering? could we not have been engendering? could you not have been engendering? could they not have been engendering?