八年级英语上册Unit8Howdoyoumakeabananamilkshake英语：如何自制酸奶素材新版人教新目标版20210609219

英语：如何自制酸奶Ingredients原料1L Fresh whole milk1升鲜全脂牛奶1 tbsp Bio plain yogurt as a starter1大勺天然原味酸奶Prepara