問題詳情

【題組】46. What is the primary purpose of this passage?
(A) To introduce energy alternatives
(B) To encourage innovation and development
(C) To promote fossil fuels
(D) To suggest new technologies

參考答案

答案：B
難度：適中0.609195
統計：A(18),B(53),C(7),D(9),E(0)