2. 外语
  3. A Spear or a robot has the quality of technology only when it______. The explosion of the Challenger Space Shuttle is mentioned

A Spear or a robot has the quality of technology only when it______. The explosion of the Challenger Space Shuttle is mentioned

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问题 A Spear or a robot has the quality of technology only when it______.
The explosion of the Challenger Space Shuttle is mentioned to show that______.
选项 A、technology is always unreliable
B、man should be responsible for the technology created by it
C、man is losing control of such technology
D、human beings should not create such technology
答案B
解析 判断题。在文章的第二段作者提到了美国挑战者号航天飞机的失事以及俄国核电站泄露是为了证明技术是人类的产物，技术是由人类来控制的，因此，人类应当对其负责。
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