_____ is known to us all, a skill can only be acquired through hard work. A．It B．As C．What D．That
2022-12-15 13:04:24 185次 2014届辽宁实验中学分校高二下期期中考试英语卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
_____ is known to us all, a skill can only be acquired
through hard work.
A．It B．As C．What D．That
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