2. 外语
  3. What does the passage mainly discuss? The objects that Pasteut removed from the air in his experiment were remarkable because t

What does the passage mainly discuss? The objects that Pasteut removed from the air in his experiment were remarkable because t

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问题 What does the passage mainly discuss?
The objects that Pasteut removed from the air in his experiment were remarkable because they were
选项 A、primarily single-celled organisms
B、no different from objects found in putrefying materials
C、fairly rare
D、able to live in a mixture of alcohol and ether
答案B
解析
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