You can keep all the files and documents you think it is convenient to get them． A．what B．how C．wher...
2022-11-22 10:46:09 168次 2013-2014学年山东省高三高考仿真模拟冲刺考试（五）英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
You can keep all the files and documents you think it is convenient to get them．
A．what B．how C．where D．when
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