【单选题】我们目前所理解的“人力资源”概念的人是( )于1954年在其名著《管理实践》中首先正式提出并加以明确界定的。
【单选题】This song is about someone__________ .
A.
who cheats his girlfriend
B.
breaking up with a man who was not good
【单选题】This song is about missing one’s home and really __________ with a lot of people who feel the same way.
B.
Pulls on the heartstrings
C.
Preaches to the converted
【单选题】凡两构件通过面接触而构成的运动副统称为 ________ 。
【判断题】两构件之间通过面对面接触而组成的运动副称为低副
【判断题】只要电路引入了正反馈,就一定会产生正弦波振荡。
【判断题】1管理是一种创造性劳动,所以他没有基本规律。
【判断题】This song is about a man who feels guilty in the relationship with two women at the same time.
【单选题】This song is popular____ the students and they are crazy____ singing it. A. B. about, of C. D.
【判断题】油气弹簧是利用气体的可压缩性实现弹簧作用。