2. 职称英语
  3. When were the shuttle and telescope moved into a higher orbit? [originaltext]

When were the shuttle and telescope moved into a higher orbit? [originaltext]

游客2024-09-30  38
问题 When were the shuttle and telescope moved into a higher orbit?
Astronauts have moved the American shuttle Discovery and the Hubble telescope into a higher orbit. They took the action when part of the unexploded rocket was expected to pass within less than a kilometer from the space craft. Earlier the astronauts made repairs to the telescope that would permit experts to look deeper into space than ever before.
选项 A、Before the telescope was repaired.
B、After the rocket was exploded.
C、When the rocket was within less than a kilometer from the spacecraft.
D、When the experts could look deeper into space than ever before.
答案 C
解析
转载请注明原文地址:http://tihaiku.com/zcyy/3780752.html
相关试题推荐
随机试题
最新回复(0)