新闻事业引导舆论的手段是()。 ["报道新闻","体制改革","技术创新","提高效率"]
public class SyncTest { private int x; private int y; public synchronized void setX (int i) (x=1;) public synchronized void setY (int i) (y=1;) public synchronized void setXY(int 1)(set X(i); setY(i);) public synchronized Boolean check() (return x !=y;) } Under which conditions will check () return true when called from a different class? [" Check() can never return true."," Check() can return true when setXY is called by multiple threads."," Check() can return true when multiple threads call setX and setY separately."," Check() can only return true if SyncTest is changed to allow x and y to be set separately."]
侦查人员询问未成年证人的时候,要有父母或监护人在场。
被害人是遭受犯罪行为直接侵害的人,不管是什么样的权益。
在社会结构中,新闻事业所处的层次是()。 ["生产力层次","经济基础层次","技术创新层次","上层建筑层次"]
将两种不同倾向的教育活动有机地结合成一体,其要点是处理好()和()的关系,过程和()的关系,()要求与儿童需要、()的关系。