【单选题】Tabor made his first fortune
A.
by supplying two prospective miners and getting in return a one-third interest in the findings
B.
because he was persuaded by the two miners to quit supplying
C.
by buying the shares of the other
【判断题】预算线上的各点说明每种商品的组合是相同的。
【单选题】支气管扩张患者在施行体位引流时,错误的护理是
【判断题】预算线上的各点说明每种商品的组合是相同的。
【判断题】凡是含孔材料,其表观密度均比密度小。( )