高质量的旅游服务应是有形和无形的有机结合，是功能服务和心理服务的和谐统一。( )
参考答案：对
适用于规模较大、产品品种较多、各产品之间工艺差别较大、技术比较复杂、市场广阔多变的企业组织机构模式为（）。
A.矩阵制
B.职能制
C.事业部制
D.直线-职能制
When he was alive, the old scientist used to say that knowledge ______ from practice and he gained his experience by doing a lot of practical work.
A．was coming
B．had come
C．comes
D．would come
