問題詳情
II. Vocabulary & Grammar6. The continual noise of the machine became a(n) __________disturbance to the workers. It seemed that they could neverget rid of it.
(A) catchy
(B) episodic
(C) perpetual
(D) spasmodic
參考答案
答案：C
難度：適中0.527778
統計：A(4),B(5),C(19),D(5),E(0)