There are too many arias, such as No One Sleeps Tonight in Puccini's opera Turandot, Drinking Songs in La Traviata, Sunny Days in Madame Butterfly, and Cold Hands in the artist's life. You can go here and have a look.

/Yang Xudong /syzx 104.htm

What I know about Xu Dong Vocal Music Education Network or High C Vocal Music Network can be understood.