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  3. Questions 14-17The text has 9paragraphs (A-I).Which paragraph does each of the

Questions 14-17The text has 9paragraphs (A-I).Which paragraph does each of the

游客2024-01-09  10
问题 Questions 14-17
The text has 9paragraphs (A-I).
Which paragraph does each of the following headings best fit?
[br] *
选项 A、nutrient levels depended on the number of organisms that eat carbon.
B、certain viruses keep microbe levels under control.
C、bacteria might be responsible for climate change.
答案 A
解析
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