问题
选择题
The silence of the library is sometimes broken by a sudden cough or the sound of pages ________.[ ]
A．turning
B．turned
C．being turned
D．having turned
答案
答案：C
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The silence of the library is sometimes broken by a sudden cough or the sound of pages ________.[ ]
A．turning
B．turned
C．being turned
D．having turned
答案：C