2. 外语
  3. A flight to other solar systems will be made more possible by ______. It is predicted that people who will live on other planet

A flight to other solar systems will be made more possible by ______. It is predicted that people who will live on other planet

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问题 A flight to other solar systems will be made more possible by ______.
It is predicted that people who will live on other planets would have to ______.
选项 A、appreciate the harsh conditions they encounter there.
B、depend on the natural resources available there.
C、take most daily necessities along with them.
D、engage in scientific research.
答案B
解析 文章第四段第二句话指出人类要想在其他星球上生活就必须在艰苦的环境中获得生活必需品。只有B项表达了这个意思。
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