

Он начал бороться в десять лет.
He started wrestling at the age of ten.
Наша команда будет бороться до конца.
Our team will fight to the end.
Спортсмены боролись за золотую медаль.
The athletes competed for the gold medal.
"бороться" is in the lesson "Sports 1" (Level 23), along with 13 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.