Languages/Grammar Concepts/Advanced IdiomsAdvanced Idioms2 languagesAdvanced Idioms. 2 languages.ItalianEspressioni Idiomatiche AvanzateC1Espressioni idiomatiche avanzate e proverbi come non stare né in cielo né in terra e fare di necessità virtù.EnglishAdvanced IdiomsC2Advanced idioms such as at sixes and sevens, have an axe to grind, add insult to injury, and the ball is in your court.