問題詳情

16. To our amazement, the scientist successfully introduced the complicated _____ by drawing an easy-to-follow diagram.
(A) concept
(B) position
(C) laundry
(D) delight

參考答案

答案:B[無官方正解]
難度:困難0.222222
統計:A(5),B(2),C(1),D(1),E(0)

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