Listen to Cello Sonata No.2 in D Minor, Op. 39: I. Allegretto con moto moderato online. Cello Sonata No.2 in D Minor, Op. 39: I. Allegretto con moto moderato is an English language song and is sung by Alison Moncrieff Kelly and Christopher Howell. Cello Sonata No.2 in D Minor, Op. 39: I. Allegretto con moto moderato, from the album Stanford: Works for Cello and Piano, was released in the year 2006. The duration of the song is 10:58. Download English songs online from JioSaavn.