2. 职称英语
  3. The passage focuses on comets primarily in terms of their [br] Why does the au

The passage focuses on comets primarily in terms of their [br] Why does the au

游客2024-01-05  12
问题  The passage focuses on comets primarily in terms of their [br]  Why does the author mention the Giotto probe in paragraph 3?
选项 A、It had a relatively small and inconspicuous nucleus.
B、It was very similar to an asteroid.
C、It was covered with an unusual black dust.
D、It provided visual evidence of the makeup of a comet’s nucleus.
答案 D
解析
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