Listen to Serenade for String Orchestra in E major, Op. 22: I. Moderato online. Serenade for String Orchestra in E major, Op. 22: I. Moderato is an English language song and is sung by Czech Philharmonic Orchestra. Serenade for String Orchestra in E major, Op. 22: I. Moderato, from the album Dvorak: Orchestral Selections, was released in the year 2001. The duration of the song is 4:52. Download English songs online from JioSaavn.