

Mon frère a dix-neuf ans.
[mɔ̃ fʁɛʁ‿ a diznœf ɑ̃.]
My brother is nineteen years old.
On dîne à dix-neuf heures ?
[ɔ̃ din‿ a diznœf œʁ ?]
Shall we have dinner at 7 p.m.?
Nous sommes dix-neuf dans la classe.
[nu sɔm diznœf dɑ̃ la klas.]
There are nineteen of us in the class.
"dix-neuf" is in the lesson "Numbers" (Level 3), along with 19 other useful words. LinDuo has 180 topic lessons like this one, 2,375 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.