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Which of the following can be the best title for the passage? ( )(本题2.5分)
A. Recent Progress in Environmental Protection
B. Benefits of Insects in Scientific Research
C. The Harm of One-time Products
D. A Possible Alternative to Plastic
A. Recent Progress in Environmental Protection
B. Benefits of Insects in Scientific Research
C. The Harm of One-time Products
D. A Possible Alternative to Plastic
参考答案
