• asset title: no2_ex7: number: singular, plural
• filename: no2_ex7.mp3
• chapter: Nouns
• track number: 7/22
• time: 0:09
• size: 111 KB
• bitrate: 96 kbps

un oeuf (egg), des oeufs
un boeuf (steer), des boeufs
un os (bone), des os