2. 职称英语
  3. What does the passage mainly discuss? [br] It can be inferred from paragraph 3 t

What does the passage mainly discuss? [br] It can be inferred from paragraph 3 t

游客2024-01-05  45
问题 What does the passage mainly discuss? [br] It can be inferred from paragraph 3 that Pasteur employed a swam-necked flask to
选项 A、store sterilized liquids for use in future experiments
B、prevent heat from building up in a solution
C、disprove a criticism of his conclusions
D、estimate the number of organisms in a liter of air
答案 C
解析
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