We went through a period _______ communications were very difficult in the rural areas. A, which B, ...
2023-01-11 16:55:15 91次 北大附属实验学校2009-2010学年高二下学期期中考试试题（英语） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
We went through a period _______ communications
were very difficult in the rural areas.
A, which B,
whose C, in
which D, with which
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