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.report to sb.：向某人告发
He was reported the police for causing troble after drinking in the rastaurant.他因为在餐厅里酒后闹事而被报警处理。
混淆短语：make a report of：作报告
they were asked to make a report of their survey to the boss in three days.他们被要求在三天内向老板报告调查结果。
2.represent to sb.：向某人指出
Jack representd to his supervisor that it would be impossible to have the work done by Friday.杰克向主管指出，要在星期五之前将工作完成是不可能的。
3.respond to：回应，反应
It is hoped that the disease will respond well to the new drugs.大家都希望疾病能对药物有良好的反应。
替换短语：react to：对……做出反应
It is hoped that the disease will reacted well to the new drugs.大家都希望疾病能对药物有良好的反应。
4.result in：导致
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