【判断题】The three stages that the American economy has experienced in its development are commercial capitalism, industrial capitalism and corporate capitalism.
【单选题】'Capitalism requires capital' (Line 2, Para. 2) can be interpreted as ______ .
A.
capitalism is involved around capital
B.
capitalism needs the support of capital
C.
capitalism is a word derived from capital
D.
capital is essential for starting business
【单选题】Professor I for Cape has conducted a series of clinical trials of SPES on acute pain sufferers.
【判断题】原子吸收光度法测定高浓度试样时,应选择最灵敏线。