Lessons can be learned to face the future, ________ history cannot be changed. A.though B.as C.since...
2022-06-22 01:09:19 212次 2020届天津市高三下学期第一次月考英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容:
Lessons can be learned to face the future, ________ history cannot be changed.
A.though B.as C.since D.unless
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