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Warming-up 1) What are cultural relics?
The Great Wall in China; The Pyramids in Egypt; Stonehenge in England
2) What do they have in common?
They are all very old and are all symbols of their countries and their cultures. They are very important to their countries. They once had a practical importance (burial site, defence, magic / superstition). Now people from all over the world go to visit these places.
3) What does the phrase Cultural relics mean?
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