解题思路： 编写一段介绍人的对话。
解题过程：
Li Yong:Good morning , Mr Wang.
Mr Wang :Good morning ,Li Yong .
Li Yong:Nice to meet you ,come in ,please !
Mr Wang :Thank you !
Li Yong:Mr Wang,this is my mother . Mother ,this is my teacher ,Mr Wang.
Mother :Nice to meet you ,Mr Wang.
Mr Wang :Nice to meet you ,Mrs Li .
Li Yong:Mr Wang,this is my father,Father,this is my teacher .
Father :Welcome to my home ,Mr Wang.
Mr Wang:Thank you ,Mr Li .
最终答案：略