The concert was a great success--there wasn’t a single empty seat in the concert hall, ____ it was ...
2023-02-11 14:00:15 113次 黑龙江省牡丹江一中2009-2010学年高二下期末考试 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The concert was a great success--there wasn’t a single empty seat in
the concert hall, ____ it was very cold.
A.
because B.
when C.
unless D.
although
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