sit on 和sit at的区别
sit on 和sit at的区别
sit in,sit on,sit at,sit down的区别
sit on ,sit at ,sit in的区别
sit on 和sit down的区别
sit at the table 和 sit on the chair的区别
sit on ,sit at ,sit in的区别 麻烦准确一点
sit in 与sit on 的区别?
sit on与sit in的区别
sit 和sit down的区别
sit at desk 和sit on the desk有什么区别
sit in 和sit on 有什么用法和区别、?
sit at the window和sit by the window的区别