V+아/어서인지

Perhaps Because

• 열심히 공부해서인지 학교에서 좋은 성적을 받고 있어요.

  Perhaps because I'm studying hard, I'm getting good grades at school.
• 산책하러 공원에 자주 가서인지 기분이 좋아요.

  Perhaps because I go to the park often for walks, I feel good.
• 음식을 급하게 먹어서인지 소화가 잘 안 돼요.

  Perhaps because I ate quickly, I'm having trouble digesting.
• 그 영화가 재미있어서인지 사람들이 많이 봤어요.

  Maybe because the movie is interesting, many people watched it.
• 잠을 충분히 못 잤어서인지 피곤해요.

  Perhaps because I didn't sleep enough, I'm tired.