【多选题】在买者和卖着之间互相定位存在成本,也就是( )成本;接触之后要互相满足达成交易也需要成本,即( )成本
【单选题】听力原文:W: Professor, a few of us at the hack didn't get your copy of reading assignment. M: Well, there're only 38 names on my clam list. And I didn't bring any spare copies. Q: What do we learn from th...
A.
Some students at the back cannot hear the professor.
B.
The professor has changed his reading assignment.
C.
Some of the students are not on the professor's list.
D.
The professor has brought extra copies of his assignment.
【单选题】()是指人与人之间相互交往、相互作用、相互满足的状态。
【简答题】6÷2.5×4=17.6÷10=1.76______.(判断对错)17.6÷2.5×4=17.6÷10=1.76______.(判断对错)
【单选题】人与人之间相互交往、相互作用、相互满足的状态,即()
【多选题】与搜索引擎相比,学术文献数据库具有哪些优势?
【单选题】听力原文:W: Professor Newman, a few of us at the hack didn't get a copy of your reading assignment. M: Well, there are only thirty-eight names on my class list, and I didn't bring any spare copies Q: What...
A.
Some students at the back cannot hear the professor.
B.
The professor has changed his reading assignment.
C.
Some of the students are not on the professor's list.
D.
The professor has brought extra copies of his assignment.
【单选题】()是指人与人之间的相互交往、相互作用、相互满足的状态。
【单选题】营销人员针对( )的客户采用缘故法营销。