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5.Now in some countries thousands of people are living in (极度的)poverty.
答案：extreme
1.I think we must get in touch with him .
答案：right away
2.After the big fire，all of their houses were .
答案：in ruins
3.I don’t know when their party will be .
答案：at an end
4.It is reported that people who were killed in the road accident reached more than 8.
答案：the number of
5.It is sai d that they have a lot of treasure from that tomb.
答案：dug out
6.He my advice and that made me very angry.
答案：thought little of
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