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1. … a special village is built for them to live in.
2. I lived in what you called “Ancient Greece”.
3. But of course you can ask any questions you like.
4. Only athletes who have reached the agreed standard for the event will be admitted as competitors.
5. That’s why they are called the Winter Olympics.
6. No other countries could join in, nor could slaves or women.
7. It’s in the Summer Olympics that you have the running races, together with ….
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