Olivier and Louise are talking about the renewable energy systems they want to install in their home to reduce their energy bill.
Pay attention to the hints!
Some vocabulary you may want to look up before or during this exercise: "jeter un œil à", "une facture d'énergie", "élevé.e", "un coût", "intenable", "à long terme", "réduire", "la consommation d'énergie", "proposer que + [Subjonctif]", "faire installer", "un panneau solaire", "réduire de moitié", "se renseigner sur [quelque chose]", "une pompe à chaleur", "constater", "considérablement", "baisser", "le chauffage au fuel", "combiner", "produire", "permettre de [faire]", "des frais", "et puis...", "l'énergie renouvelable".
