姓名 班级
将对话按顺序编号，使其成为一段完整的对话。
Xiao Ming, we have a new classroom
Hello, Li Hong.
Li Hong, this is our new classmate----Peter.
It's near the window.
It's so big!
Where is my seat?
Nice to meet you, too.
Hello, Xiao Ming.
Nice to meet you.
Let's go and have a look.
Ok.
Wow!
