【题目】Mary was silent during the early part of the discussion but finally she ____ her opinion on the subject.
A. gave voice to B. kept an eye on
C. turned a deaf ear of D. set foot on
在线课程【答案】A
【解析】
试题分析：句意：玛丽在讨论的前一部分是沉默的，但是最后她说出自己对这个话题的观点。A.将……说出，透露，表明；B.注意，照看；C.对……充耳不闻；D.踏上。根据语境，故选A。