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I think that the police officer was just too soft on those gangsters.我觉得那个警察对那些流氓太温和了。
替换短语：be hard on：对……态度强硬
I think that the police officer should be harder on those gangsters.我觉得那个警察应该对那些流氓强硬点。
5.be strange to：对……而言很陌生
I've known him for years, but sometimes he is still strange to me.我认识他很多年了，但有时候他对我而言仍然很陌生。
混淆短语：strange to say：说也奇怪
The incident has caused a great disturbance, but strange to say, he is still ignorant of it.这件事已经引起轩然大波，说也奇怪，他居然还对此一无所知。
6.be strong against：坚决反对
一站式课程咨询服务平台
