teacher [ˈti:ʧəɼ] noun [at primary school] maestro m, maestra f [at secondary school] profesor m, profesora f teacher's pet (pej) enchufado m, enchufada f de la clase
Donnez l'heure soulignée en chiffres. Your tennis lesson is from ten to nine to half past nine. 9:30 10:30 8:40