問題詳情
13. The World Wide Life Foundation is _______ in countries all around the world to provide the solutions forgovernment, for companies, and for all members of society to make the right choices about energy conservation anduse.
(A) appealing
(B) campaigning
(C) challenging
(D) defending
參考答案
答案：B
難度：適中0.5
統計：A(7),B(10),C(0),D(1),E(0)