1.Sometimes he helps do housework at home.
2.Sometimes he helps with the housework at home.
3.housework 英[ˈhaʊswɜ:k] 美[ˈhaʊswɜ:rk] n. 家务劳动; [例句]I discovered an addiction to housework which I had never felt before.我发现自己迷上了做家务,之前我从没有这种感觉。