Dreaming about the opening ceremony reminds you of the need to work hard and study hard. (Starting from the original)

Dreaming about the graduation ceremony indicates that you will achieve good grades or receive rewards. Businessmen dreamed that the graduation ceremony heralded prosperous business and improved social status.

Dreaming of participating in festival ceremonies or festival parades indicates that you will be popular with the opposite sex and have more dates. You must grasp it carefully and don't miss the opportunity.