問題詳情
25.Olivia: What’s the biggest source of pollution? The answer might surprise you. Fenny: Plastic bags? Olivia: No, throwaway diapers. Fenny: But how come they became a source of pollution? Olivia: _______________
(A) About fifty years ago.
(B) They don’t break down easily.
(C) Cotton diapers are good for the environment.
(D) People are using fewer throwaway diapers.
參考答案
答案：B
難度：適中0.571429
統計：A(18),B(128),C(27),D(35),E(0)
用户評論
【mei】評論
They don’t break down easily. 他們不容易分解。