根据短文内容，用方框中所给单词的适当形式填空，每词限用一次。

    Chinese Spring Festival has over 4,000 years of history. It is also Lunar New Year. It comes on the first day of Chinese lunar calendar and lasts almost half of a month. Being one of the traditional Chinese , it is the most important one for Chinese people. It is also the time for the whole families to together, which is similar with Christmas Day to Americans. All the family members are together to welcome the new year. It is of rich and colorful activities, such as house cleaning, eating dumplings and setting off fireworks. People from different places and different groups celebrate it in their special ways.