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right away, as if, in ruins, dig out , be buried in , suffer from, be proud of
even if , a great number of , at an end , be trapped in , in the end
1She was __________her son. He did well at university and now is a doctor.
2The house began to shake , so all the students must leave the house __________.
3In fifteen terrible seconds a large city lay _____________.
4He acted_________ he was a doctor.
5Since she left, he is ____________ his work.
7 __ Our food will _______. Hurry to get help from the nearby village.
__ No need. It will last us for as long as two weeks.
A give out B give off C give away D give in
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