【多选题】高绩效工作系统的决定因素包括外部环境和组织内部特征,属于组织内部特征的是( )。
【判断题】不论搭乘哪一种火车,最好确定后再买票,一但开票后,不论是退票还是更改时间、地点,都要付违约金
【单选题】下列工程项目多方案比选方法中,不属于经济效益比选方法的是( )。
【单选题】We are ______by doctors to eat more natural food and take plenty of physical exercise. [ ]
【单选题】Only when people have enough to eat and plenty to wear ______ to talk about environmental protection. [ ]