．How long is it ______ we last spent the holiday in the country together? A．until B．before C．since D...
2023-01-07 19:33:48 78次 河北省2010届高三下学期第四次模拟考试试题（英语） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
．How
long is it ______ we last spent the holiday in the country together?
A．until B．before C．since D．that
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