—I telephoned him twice and I couldn’t get through to him． —The line might have been out of order, _...
2022-11-03 14:42:17 171次 2014-2015学年山东滕州二中新校高三4月模拟英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
—I telephoned him twice and I couldn’t get through to him．
—The line might have been out of order, _________?
A．don’t you B．do you
C．wasn’t it D．hadn’t it
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