25 Daily Easy English Expression PODCAST—What purpose does it serve?

Today’s expression and dialog: What purpose does it serve? Why are you taking vitamin C all day long? These are really good when you’re sick. What purpose do they serve?   They help strengthen your body.   Please subscribe on iTunes and get this podcast EVERY DAY! Our sponsors: www.letsmasterenglish.com/tryddm www.letsmasterenglish.com/grammar Our YouTube channel:   www.youtube.com/DailyEasyEnglish