問題詳情
【題組】23. Which title will fit the article best? (3%)
(A) Seawater-degradable polymer rs -Shaping human life
(B) Seawater-degradable polymer rs -Fighting the marine plastic pollution
(C)Seawater-degradable polymers -Slow degradation in natural environments
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增