Ddeepawali festival是什么节日

Ddeepawali festival是什么节日 是the spring festival还是spring festival Festival Festival festival 是可数名词吗? spring festival 是短语吗 Spring Festival是啥意思? 是at spring festival 还是at the spring festival 是 after the spring festival还是 after spring festival the Spring Festival Halloween Mid-autumn Festival Christmas Dragon Boat Festival的意思是什么?是英语! 是in dragon boat festival还是on dragon boat festival还是at dragon boat festival Lantern festival是西方节日吗? Spring Festival 是用in还是 on 是on the dragon boat festival还是at the dragon boat festival?到底是哪个？！！！ 是at the Chinese Lantern Festival Party还是on the Chinese Lantern Festival Party Spring Festival Dragon Boat Festival 从哪个词看得出这两个是单数 是on the dragon boat festival还是at the dragon boat festival? what fun the Water Festival is 是对是错