The reason _______ he explained to us was quite simple. A. why B. that C. how D. when
2023-02-16 21:31:35 185次 2010届高考英语二轮复习跟踪测试：名词性从句专题 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The reason _______ he explained to us was
quite simple.
A. why B.
that C.
how D.
when
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