作业帮a,that,is,a,you,are,happy,smile,sign连句
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/24 14:25:27
a,that,is,a,you,are,happy,smile,sign连句
a,that,is,a,you,are,happy,smile,sign连句
a,that,is,a,you,are,happy,smile,sign连句
A smile is a sign that you are happy.
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来源：学生作业帮助网 编辑：作业帮 时间：2024/05/24 14:25:27
a,that,is,a,you,are,happy,smile,sign连句
a,that,is,a,you,are,happy,smile,sign连句
a,that,is,a,you,are,happy,smile,sign连句
A smile is a sign that you are happy.