在确定项目•的现金流量时应遵循的基本原则是：只有( )现金流量才是与项目相关的现金流量。
A．减量
B．增量
C．流动
D．固定
参考答案：B
Your niece is very strict and ______ worth teaching, but your nephew is not. Look, he is now ______ asleep in class.
A．well; fast
B．much; very
C．very; fast
D．well; very
头临泣位于：
A．耳门B．听宫C．听会D．上关E．下关
