問題詳情

【題組】44.Which of the following descriptions about petroleum is true?
(A) Petroleum can be safe and clean.
(B) Petroleum can be used up soon.
(C) Green chemists try to improve the use of petroleum.
(D) Europeans depend less on petroleum than Americans do.

參考答案

答案:B
難度:適中0.477387
統計:A(22),B(190),C(146),D(35),E(0)

用户評論

【用戶】冒險男

【年級】國二下

【評論內容】Why?

【用戶】郵便局™の瑋

【年級】國三下

【評論內容】One important goal of green chemistry today is finding ways to stop the world’s dependence on petroleum.(C) they try to replace Petrolum

【用戶】Cassidy Tung

【年級】高二上

【評論內容】因為這句話: Since petroleum is expensive, toxic, and likely to be gone within decades, 因為石油又貴又有毒,而且在近十年快要被用完了。所以B是對的。C說要改善使用石油的方式,內文說要發展生化燃料取代石油,沒有要改善石油。