用尽可能少的人力成本，完成尽可能多的工作任务，体现了人力资源配置的
A．效率原则
B．公平原则
C．结构合理原则
D．满意原则
E．组织原则
参考答案：A
求1.2的一半的算式可以是1.2×0.5．______．（判断对错）
He was watching her doing it with a _________ look on his face, as if to say that he would not change his mind.
A．determining
B．determined
C．surprising
D．surprised
