句型：When is...? It's in... — 英语词汇题

根据句意和首字母提示补全对话，每空填一个单词。A: When is the Double Ninth Festival? B: It's in O______. We c______ the mountains（爬山）and eat rice cakes. A: And when is the Spring Festival? B: It's in J______ or F______. We v______ our family and get red packets. A: Great! Chinese festivals are wonderful!