社科院15年考博英語真題

1. Even the president is not really the CEO. No one is. Power in a corporation is concentrated and vertically structured. Power in Washington is ______________ and horizontally spread out.
a. prudent b. reversible c. diffuse d. mandatory

2. In describing the Indians of the various sections of the United States at different stages in their history, some of the factors which account for their similarity amid difference can be readily accounted for, others are difficult to _______________.

a. refine b. discern c. embed d. cluster