【单选题】An official rule made by a government or some other authority:
【判断题】一个树的叶结点,在前序遍历和后序遍历下,皆以相同的相对位置出现。
【判断题】专题学习网站,是一种新型的网络教学模式,是指在网络环境下,围绕某门课程与多门课程密切相关的某一项或多项学习专题,进行较为广泛深入研究的资源学习型网站。
【简答题】竞争法律责任的类型包括( )、行政责任和刑事责任。
【单选题】Excuse me. Whose __ is the next? [ ]
【简答题】请设计样品标签(要求包含样品所有信息且简单美观)
【简答题】an official rule made by a government or some other authority
【单选题】You had better _____ to play the game one by one. [ ]