improved
Votre anglais s'est considérablement amélioré.
Your English has improved considerably.
He improved his results.
Ton travail s'est grandement amélioré.
Your work has improved greatly.
Le gouvernement n'a pas amélioré les conditions du pays.
The government has not improved the country's conditions.
Nous avons amélioré nos conditions.
We have improved our terms.