問題詳情

I thought the speaker would give a detailed analysis of my question, but he only _____ the surface of the problem.
(A) scraped
(B) skimmed
(C) sharpened
(D) smothered

參考答案

答案:B
難度:適中0.656566
統計:A(20),B(65),C(1),D(4),E(0)

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