Focus on the pronunciation of before
English definition of “before”
/bɪˈfɔr/, /-ˈfoʊr/ prep, conjunction, adv [not gradable] (EARLIER)
› at or during a time earlier than (the thing mentioned): I left early because I wanted to arrive home before dark. Before making up your mind, think about all your options. It was another half hour before (= until) the ambulance finally arrived. Less than a week before, he’d graduated from college. before last › Before last means before the most recent: Today is Monday, so the day before last was Saturday.