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