【简答题】Forbidden City Forbidden City lies at the city center of Beijing and it once served as the palace for 24 emperors during the Ming and Qing Dynasties. It is also known as the Palace Museum, and Gu Gong...
【单选题】关于议价采购以下描述错误的是( )。
A.
议价采购是政府机关与企业采购所采取的基本方式之一
B.
议价采购,是指由买卖双方直接计价还价实现交易的一种采购行为
C.
议价采购是一种缺乏公开性,信息不对称的采购方式
D.
议价采购是采购人员与厂商经过讨价还价,议定价格进行采购
【单选题】长期服用广谱抗生素引起的二重感染属于 ( )
【单选题】It is _____ to his classmates that he will go on a trip to Japan during the winter vacation. [ ]
【单选题】It is during the his spare time ____ John has been studying a course in French.
【单选题】假定int类型变量占用4个字节,如果一个数组定义为:int a[10],则数组a一共占用多少个字节?