A:兼顾效率与公平,让全体人民共享发展成果
B:坚持按生产要素分配的主体地位
C:坚持民主制度,维护人民当家作主地位
D:加快我国行政体制改革,打击贪腐
金刚石、石墨和C60都是由碳元素组成的单质,下列说法中正确的是( )
如图,BC=12AB,D为AC的中点,DC=3cm,则AB的长是( )
It is u____ acknowledged that people cannot succeed or achieve their targets without a strong will and persistence.
Does your brother have ____ (third) soccer balls?