初等函数在其定义的区间内( ).
A. 可求导数
B. 可求微分
C. 存在原函数
D. 未必存在原函数
High context cultures tend to be more aware of their surroundings and their environment and do not rely on _____ as their main information channel.
The American anthropologist Edward T. Hall defines context as the _____ that _____ an event; it is inextricably bound up with the meaning of the event.
In low context cultures, the verbalmessage contains most of the information and very little is shown in the _____or the _____.