现代营销学告诉人们，由组成产品整体概念的三个层次中可以了解到，真正促使顾客购买某产品原因的核心部分，即消费者购买某一商品是为了商品本身。
参考答案：错
()自动扶梯的检修控制装置应是可移动的便携式操作装置
根据汉语提示完成下列句子。
1. On Friday afternoon, can you ________ (顺便拜访) the teacher's home to discuss the
________ (文化俱乐部)
2. There is something wrong with my teeth, so I have to ________ the________ (去看牙医).
3. ________ (整个下午) I did all kinds of things to stop the baby crying.
4. The boys often help the girls ________ (进行足球训练) with school teams.
5. Please keep ________ (安静), he is trying to study!
