The earthquake ____ when I ____ some cleaning. A．starts, was doing B．started, was doing C．was starti...
2023-02-19 08:59:04 70次 2012-2013学年江苏省泰州市海陵区八年级上学期期末考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The earthquake ____ when I ____ some cleaning.
A．starts, was
doing B．started, was
doing
C．was starting,
was doing D．starts, were
doing
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