18.The silence of the library was sometimes broken by an occasional cough or by the sound of pages _______.DA.turned B.having turnedC.to be turned D.being turned求详解
问题描述：
18.The silence of the library was sometimes broken by an occasional cough or by the sound of pages _______.D
A.turned B.having turned
C.to be turned D.being turned
求详解
答
现在分词做定语，翻动书页的声音，书页不会自己翻动所以用了被动语态，因此组成 现在分词的被动形式
答
the sound of pages being turned
翻书的声音。being turned 现在分词短语作定语，修饰pages .
整句翻译：图书馆的安静偶尔被一阵咳嗽或者翻书的声音所打破。
答
D
我认为正在翻书时才会有响声.
page被turn,人翻页,页被翻,肯定是被动的
被动的进行式being turned
这里是用动词过去分词的being done形式做定语,表示正在被怎么样.