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0.493711
統計：A(8),B(157),C(121),D(32),E(0)
用户評論
【Go for it!】評論
Our stock of matches is used up. 我們貯存的火柴用完了。