Everyone has periods in their lives everything seems very hard. A. which B. where C. that D. when
2022-11-15 14:54:54 205次 2014-2015学年天津滨海新汉沽第五中学高二上期中英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Everyone has periods in their lives everything seems very hard.
A. which B. where C. that D. when
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