我们的教室在3楼,怎么写（英语）急急急急急急急用！
我们的教室在3楼,怎么写（英语）急急急急急急急用！Our classroom is in the third floor.Our classroom is on...
我们的教室在3楼,怎么写（英语）急急急急急急急用！Our classroom is in the third floor.Our classroom is on...