2. 外语
  3. A、It is one of the first tools. B、It develops human capabilities. C、It leads to the invention of machines. D、It is crucial to th

A、It is one of the first tools. B、It develops human capabilities. C、It leads to the invention of machines. D、It is crucial to th

admin2022-12-28  85
问题
选项 A、It is one of the first tools.
B、It develops human capabilities.
C、It leads to the invention of machines.
D、It is crucial to the development of mankind.
答案D
解析
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大学英语四级

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