单项选择题
A.How could you settle your account? B.Would you please show me your passport? C.Have you made room reservation,please? D.How long do you intend to stay?
A.明确质量标准 B.坚持全面质量控制 C.树立质量意识 D.预防为主,未雨绸谬
A.查询服务 B.票务服务 C.叫醒服务 D.免电话打扰服务