Abstract: Opera and performance of speaking and singing flourished at the platform in the capital of Northern Song dynasty at the same time.It reinforced the narrative function of opera,made the stories in opera popular and lead in the formation of Yuan opera directly.So there re obvious similarity of the method of performance and narration between Yuan opera and literature of speaking and singing.It mainly shows in the following aspects: lots of insertion of rhythmical verses in the whole structure,direct use of the...