介绍中国传统节日的写作 — 英语填空题
题目
用所给提示词的正确形式补全下列介绍中秋节的关键句（每空一词）。Mid-Autumn Festival ___ (fall) on the 15th day of the eighth lunar month, when families gather to admire the full moon, which ___ (regard) as a symbol of reunion. It is a custom ___ (share) mooncakes with loved ones, expressing people's wishes for happiness.