

В нашей школе есть оркестр.
Our school has an orchestra.
Мой сын играет в школьном оркестре.
My son plays in the school orchestra.
Ты хочешь пойти на концерт оркестра?
Do you want to go to the orchestra concert?
"оркестр" is in the lesson "Education" (Level 14), along with 12 other useful words. LinDuo has 180 topic lessons like this one, 2,380 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.