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4.under pressure：在压力下
She works even better under pressure.她在压力下工作更为优异。
混淆短语：put pressure on：施压
Her boss put pressure on her to accomplish the work ahead of schedule.她的老板向她施压，要她提前完成工作。
5.vote down：投票否决
The proposal of building a new nuclear plant was eventually voted dwom.兴建新核电厂的提案最总被否决了。
6.vote trhough：投票通过
The proposal of building a new nuclear plant was eventually voted through.兴建新核电厂的提案最总被否决了。
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