Based on the context and the answer, generate a question. 

Context: Severus had n't seen many smiles like hers in his short life . His father was either working all day at the mill , or passed out through drink after ranting and raving at his Mum . He could n't even remember his Mum smiling .

Answer:

His alcoholic father was abusive to his mum .



Why might Severus not remember his family smiling ?