2. 外语
  3. The passage mainly aims to identify that nanotech may do potential damage to our health and environment. The Nano Business Alli

The passage mainly aims to identify that nanotech may do potential damage to our health and environment. The Nano Business Alli

admin2012-12-13  79
问题 The passage mainly aims to identify that nanotech may do potential damage to our health and environment.
The Nano Business Alliance is originally composed of nanotech startups, major corporations and______.
选项
答案research institutions
解析 由题干Nano Business Alliance可定位至倒数第二段首句，由下句可知纳米商业联合会由三类群体组成：他们是纳米技术先驱研究者，大公司以及研究机构。
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大学英语四级

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