经销商入股需要注意哪些问题？（）
A.前期充分的调研
B.寻找典型入股经销商
C.谨慎设置经销商入股方案
D.只选择单一经销商入股
参考答案：A, B, C
下列对物质与意识的关系理解正确有
A．只有正确的意识才是物质的反映
B．意识对物质具有反作用
C．物质决定意识，并对意识具有能动作用
D．正确的物质产生正确的意识，错误的物质产生错误的意识
Packet-switching wireless networks are preferable (71) when transmissions are (72) because of the way charges are (73) per packet. Circuit-switched networks are preferable for transferring large files or for other lengthy transmissions because customers are (74) for the (75) of time they use the network.
A．point
B．start
C．length
D．end
关系理解正确有