【单选题】在表中设置外键实现的是哪一类数据完整性( )
【单选题】The generation________makes it difficult for parents to understand their children’s opinions.
【单选题】Adam Smith mentioned the number 4 800 in order to______.
A.
show the advantages of the division of labor
B.
show the advantages of the old craft system
C.
emphasize how powerful the individual worker was
D.
emphasize the importance of increased production
【判断题】传统的市场调查方法主要包括观察法、实验法、访问法和问卷法。
【单选题】Adam Smith, a writer in the 1700s, was the first person to see the importance of the division of labor and to explain part of its advantages. He gives as an example the process by which pins were made...
A.
take advantage of the division of labor
B.
understand the effects of the division of labor
C.
explain the causes of the division of labor
D.
introduce the division of labor into England
【简答题】酒店大堂副经理投诉接待服务的内容是什么?
【单选题】Adam Smith, a writer in the 1770s, was the first person to see the importance of the division of labor and to explain part of its advantages. He gives as an example the process by which pins were made...
A.
take advantage of the division of labor
B.
explain the causes of the division of labor
C.
understand the effects of the division of labor
D.
introduce the division of labor into England
【单选题】关于市场调查方法的分类,下列说法中错误的是:
C.
原始资料收集包括访问法、观察法、实验法、网络法
【单选题】The following are qualities of money summed up by Aristotle EXCEPT______.
【单选题】除了通过市场调查获取信息之外,更为具体的数据获取方法包括资料查阅法,问讯法和( )。