Some people believe _______ has happened before or is happening now will repeat itself in the future...
2022-10-12 11:05:07 193次 2016年高考一轮复习新人教版必修1名词性从句（2）练习英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Some people believe _______ has happened before or is happening now will repeat itself in the future.
A. whatever B. whenever.
C. wherever D. however
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