With so much noise of the traffic, I couldn’t and do my research work.
A. put down
B. settle down
C. break down
D. take down
网友回答
A. put down
(答案→)B. settle down
C. break down
D. take down
解析：考查短语辨析，put down 记下，settle down 安定下来，break down 分解，take down 放下，句意：由于交通的噪音如此的多，我不能安定下来进行我的研究工作。所以选B。