________ you kept your mobile phone on in such an important exam? It’s against the school regulation...
2023-01-29 10:44:22 127次 2010届黑龙江省高三上学期期末考试英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
________ you kept your mobile phone on in
such an important exam? It’s against the school regulation．
A．How dare B．How come C．How about D．What if
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