Why has Christmas been celebrate

Why has Christmas been celebrated for more than one thousand years in Western countries？
【正确答案】：Culture is a historical phenomenon. Each generation inherits the culture established by its forefathers. That is why Christmas has been celebrated for more than one thousand years in Western countries and the Spring Festival has a long history in China.
【题目解析】：参见教材P14。
掌握“Properties of culture”知识点。