---- Mary looks sad. What _________ her ? -----She failed in the maths exam. A. happened to B. happ...
2023-01-26 06:27:03 132次 2010年浙江省杭州市高一上学期10月月考英语卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
---- Mary looks sad. What _________
her ?
-----She failed in the maths exam.
A. happened to B.
happened C. was happened D were happened
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