单选题 Video games, hated by parents and teachers as the enemy of learning, may be good for kids ______.
【正确答案】 B
【答案解析】[解析] 本题考查介词词组词义辨析。in all意为“总共，总计”；after au意为“毕竟，终究”；for all意为“对于所有来说”；by all不是固定短语。根据句意，故选B。