친구들과 같이 스터디를 하다가 이런 예문이 나와서 빈 칸을 채워야 하는데 둘다 끝까지 다 하다라는 의미인 것 같은데 잘 모르겠네요. 부탁드려요.

(follow through on / come through for)

1.Some people offer to do things for you and never their promises.

2. When I had the flu recently, a friend of mine dropped by several times to checkon me and see if I was OK. He went out and picked up food and medicine for me. I admire people who really their friends when they need help.