2. 职称英语
  3. From 1948 to 1961, the proportion of American blacks earning less than $ 3000 a

From 1948 to 1961, the proportion of American blacks earning less than $ 3000 a

游客2025-05-07  20
问题 From 1948 to 1961, the proportion of American blacks earning less than $ 3000 a year declined from 78 to 47 percent; at the same time, blacks earning more than $ 10, 000 increased ______ from less than 1 to 17 percent. (proportion)
选项
答案 proportionally
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