【多选题】关于珍珠的说法正确的是()
D.
珍珠的化学成分以有机成分为主,含有少量无机成分
【单选题】All of the following are individual factors that might influence a member of the buying center except :
B.
roles and perceived roles.
C.
levels of cognitive involvement.
D.
capital assets a firm has available.
【单选题】资本主义的发展经历了两个阶段:自由竞争资本主义和垄断资本主义。按照唯物辩证法的观点,资本主义社会从自由竞争到垄断阶段的变化是( )
【判断题】珍珠的化学成分以无机成分为主,含少量有机成分。
【单选题】已知教师表"学历"字段的值只可能是四项(博士、硕士、本科或其他)之一,为了方便输入数据,设计窗体时,学历对应的控件应该选择______。
【单选题】Roles and perceived roles, motivational levels, and attitudes toward risk are examples of which factor that affect members of business buying centers?
【单选题】In a classic study of sex roles, Schein
A.
evidenced the fact that being a woman and being a manager are contradictory.
B.
found a high correlation between the ways both male and female respondents perceived "females" and "managers."
C.
demonstrated how bias in sex role stereotypes created problems for women moving up through managerial roles.
D.
found no correlation between the ways respondents perceived "males" and "managers."
【判断题】珍珠的化学成分以无机成分为主,含少量有机成分