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、短信提醒比较：He is the student whom you think to be worthy of your praise.
He is the student who you think is worth praising.
5. A child whose parents are dead is called an orphan.(指人)
I'd like a room whose window faces south. (指物)=I'd like a room of which the window faces south. =I'd like a room the window of which faces south.
There is a teapot shaped like a Chinese duck, out of whose mouth tea is supposed to come
一站式课程咨询服务平台
