It is morning _____ we have four classes, not afternoon. A. when B. which C. that D. why
2023-02-14 00:20:59 126次 河北省正定中学2010高三下学期第三次考试 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
It is morning _____ we have four classes, not afternoon.
A. when B. which C. that D. why
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