Synthesized human voice. "Little Bird Little Bird" is a children's music style MIDI music, which consists of 19 types of music including electric piano 2, synthetic vocals, string ensemble 2, electric bass (finger playing), vibraphone, recorder and pedal cymbal. Instrumental ensemble. Sing the two-part song "Little Bird Little Bird" with a light and lively voice, and be able to tell the difference in rhythm, melody, lyric content and singing form of each section of the song.