問題詳情

35.The cylinder and piston must be warmed up to a temperature of about 65℃ in stand-byengine.
(A)repeatedly
(B)quickly
(C) gradually
(D)immediately

參考答案

答案:C
難度:簡單0.714286
統計:A(1),B(4),C(15),D(1),E(0)

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