問題詳情

(選錯)46. The ( A )first global pollution convention ( B )was held in Hong Kong and it ( C )was attended by scientists from ( D )over the world. 

參考答案

答案：D
難度：適中0.650602
統計：A(7),B(7),C(8),D(54),E(0) #
個人：尚未作答書單：英文整理

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