2. 职称英语
  3. One major obstacle(A)to economic development is population growth.(B)The populat

One major obstacle(A)to economic development is population growth.(B)The populat

游客2025-04-15  11
问题 One major obstacle(A)to economic development is population growth.(B)The populations of most developing countries grow at a rate much faster than(C)that of industrialized countries. One reason for this growth is the high crude birth-rate—the number of(D)live births per 1,000 people.
选项
答案 C
解析 B和C选项形成比较。B选项为复数形式，因此C选项也应该使用复数形式，因此，应改为those。因此，C选项为正确选项。
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