4个数二中二有多少组简介：Li Yun said with considerable agreement: That's true. After that, he checked the table to see if there was anything left behind, and then left the classroom with his schoolbag on his back.
Li Yun said with considerable agreement: That's true. After that, he checked the table to see if there was anything left behind, and then left the classroom with his schoolbag on his back.
