By 16：30， was almost closing time, all the paintings had been sold out． A．which B．when C．what D．that...
2022-11-22 11:27:23 23次 2013-2014学年山东省烟台市高三适应性测试（一）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：
By 16：30， was almost closing time, all the paintings had been sold out．
A．which B．when
C．what D．that
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