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 have a good pen pal. Let me tell you something about him.
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I have a good penfriend. Let me tell you something about him. His name is Li Hua. He has an English name. It is Tony. He is a middle school student in Class Two, Grade One of No. 1 Middle School. He is 13 years old now. He was born in Shenzhen, Guangdong. His birthday is August the twentieth. He likes playing basketball and listening to music. He often plays basketball with his classmates after school. His favourite subject is English and he likes playing computer games best. I like to write to him. He is my good friend.
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