【单选题】常用的生理碱性物质()不仅可以调节发酵液pH值,还可以补充氮源。
【判断题】对于傅里叶变换,自变量无论是角频率还是频率,正反变换的表达式都是完全相同的。
【单选题】常用的生理碱性物质( )不仅可以调节发酵液pH值,还可以补充氮源
【判断题】一般而言对于富有弹性的产品,定较低的价格可以增加总销售额。
【判断题】会务工作包括秘书工作和行政事务工作两部分,重要会议还包括安全保卫工作。()
【单选题】What does the professor mean when he says this?
A.
Marketers could only create products instead of demands.
B.
Marketers should create the proper market for their products.
C.
Marketers can influence customers' demands.
D.
Marketers are dominated by the customers.
【多选题】对社会基础部门的政府管制包括经济性管制和社会性管制两个方面,其中社会性管制的目的包括( )。
【单选题】When selling to small service firms, marketers should ( ).
A.
reach out to whomever is in charge or their administrative assistant
B.
avoid relying on e-commerce for purchases
C.
rely on sales promotion more than advertising
D.
realize that these firms do not need much help in buying
E.
use the same tactics that are used for large organizations