根据课文内容填空，除填入括号中单词的正确形式外，其余每空填一个词
Festivals of all kinds ______ (hold) everywhere since ancient times. Most festivals would _____ the end of cold weather, planting in spring and ______ in autumn. But some festivals are held to honor the ______ or to satisfy the ancestors, _____ might return either to help or to do harm. For the Japanese festival Obon, people should go to clean graves and light incense in ______ of their ancestors. ______ this important day, they also light lamps in front of houses and play music ______ they think this will lead the ancestors back to home. It is a time for the family to get ______ , share feelings with each other and be ______ of their customs.