my brother gave him a wrench, then proceeded to help him change the flat. we started getting to know the young man who was from a neighborhood nearby.

에서 get뒤에 있는 to부정사는 무슨적 용법인가요 ?? 어떻게 해석하나요 ? ㅜㅠ
정확하고 친절한 답변 부탁드립니다 .^^