A: So your son has a tutor? Didn't he always get good grades? 
    - 아들 과외 시킨다며? 공부라면 좀 하지 않았나?

B: It' s different from when he was younger. He's not up studying on his own. 
    - 어릴 때와는 또 틀리더라고. 혼자서 공부하기엔 역부족인 것 같아.