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3. I shall never forget the day when Shen Zhou Ⅴ was launched, which has a great effect on my life.
There are occasions when joking is not permissible.
Where 指地点，在定语从句中作地点状语。其先行词是表示地点的名词，如：place, school, factory, room, etc. 如:
1. This is the place where I was born.
2. I live in the room where /in which he used to live.
注意：先行词是"地点名词"，定语从句可用where引导，还可用which或that引导，which/that 在从句中作主语或宾语。
比较: 1. This is the factory where /in which he worked last year. (作状语)
一站式课程咨询服务平台
