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