In this episode of the All Ears English podcast, the hosts tackle the tricky English time phrases "ago," "for," and "since," which often puzzle learners. They break down the subtle differences between these phrases, pointing out common errors and offering clear examples to illustrate their proper use. The discussion also includes the idiomatic expression "since when," which is used to convey surprise or playful challenge in close relationships. Through engaging role-play and straightforward explanations, the episode aims to help listeners confidently master these time phrases and enhance their conversational English skills.