________ the boy didn't take medicine made his mother angry. A. That B. What C. How D. Which
2022-11-13 04:22:26 115次 2015届北京市高三上期中英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
________ the boy didn't take medicine made his mother angry.
A. That B. What
C. How D. Which
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