問題詳情

32. For anchor operation, “up and down” means:
(A) the chain is not upright
(B) the chain is tight
(C) the chain is upright
(D) the chain is slack

參考答案

答案：C
難度：簡單0.830645
統計：A(5),B(5),C(103),D(8),E(0)