互动封闭仿真课堂
1、智能交互 2、电子板书式视频教学 3、在线互动问答 4、封闭课堂启发式教学方式
随堂测试、知识梳理、易错点揭示、总结启迪智能错题本
听课中的错题能自动加入错题本，课后可方便复习及导出错题本升级服务
在线答疑、课后同类题练习、讲义下载、短信提醒i was walking along the street when a stranger stopped me and asked me the way to a new restaurant. i answered and told him the route and direction carefully. as soon as i finished, the stranger thanked me and started off. to my surprise, he went in wrong direction. then i stopped him at once and told him what wrong he had made. unexpectedly, he smiled and told me the truth that he didn"t really want to ask the way, but, instead, he was just trying to know whether everyone knew exactly where the new restaurant was, for he was the new owner of the restaurant. then i knew who he was and what he wanted to do.
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