Attention, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.
Affirmation
Forme simple
I could operate operate you could operate operate he could operate operate we could operate operate you could operate operate they could operate operate
Forme en V-ing
I could be operate operating you could be operate operating he could be operate operating we could be operate operating you could be operate operating they could be operate operating
Perfect
I could have operate operated you could have operate operated he could have operate operated we could have operate operated you could have operate operated they could have operate operated
Perfect en V-ing
I could have been operate operating you could have been operate operating he could have been operate operating we could have been operate operating you could have been operate operating they could have been operate operating
Négation
Forme simple
I could not operate operate you could not operate operate he could not operate operate we could not operate operate you could not operate operate they could not operate operate
Forme en V-ing
I could not be operate operating you could not be operate operating he could not be operate operating we could not be operate operating you could not be operate operating they could not be operate operating
Perfect
I could not have operate operated you could not have operate operated he could not have operate operated we could not have operate operated you could not have operate operated they could not have operate operated
Perfect en V-ing
I could not have been operate operating you could not have been operate operating he could not have been operate operating we could not have been operate operating you could not have been operate operating they could not have been operate operating
Forme interrogative
Forme simple
could I operate operate? could you operate operate? could he operate operate? could we operate operate? could you operate operate? could they operate operate?
Forme en V-ing
could I be operate operating? could you be operate operating? could he be operate operating? could we be operate operating? could you be operate operating? could they be operate operating?
Perfect
could I have operate operated? could you have operate operated? could he have operate operated? could we have operate operated? could you have operate operated? could they have operate operated?
Perfect en V-ing
could I have been operate operating? could you have been operate operating? could he have been operate operating? could we have been operate operating? could you have been operate operating? could they have been operate operating?
Forme interro-négative
Forme simple
could I not operate operate? could you not operate operate? could he not operate operate? could we not operate operate? could you not operate operate? could they not operate operate?
Forme en V-ing
could I not be operate operating? could you not be operate operating? could he not be operate operating? could we not be operate operating? could you not be operate operating? could they not be operate operating?
Perfect
could I not have operate operated? could you not have operate operated? could he not have operate operated? could we not have operate operated? could you not have operate operated? could they not have operate operated?
Perfect en V-ing
could I not have been operate operating? could you not have been operate operating? could he not have been operate operating? could we not have been operate operating? could you not have been operate operating? could they not have been operate operating?