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.By the time I walked into class, the teacher had started teaching already.
当我走进教室时,老师已经开始讲课了。
5.By the time I arrived at the party, everyone else had already showed up.
当我到达晚会时, 其他的每个人都已经到了。