答案及解析：[单选题]Good manners are rules which help to shape a child's education and will become his or her secon - 语言文学类题库- 答案窝(daanwo.com)-大学生作业答案及考资分享平台

问题：

[单选题]Good manners are rules which help to shape a child's education and will become his or her second nature. In this way, they don't have to be reminded over and over again.
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