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Never give up. Even if you are faced with some closed-minded people, never give up. And try to find someone who will understand you.
54. Why do we need friends according to the passage?
A Friends can do everything for us. B Friends can bring us happiness.
C Friends accept our ideas all the time. D Without friends, we could not live.
55. What’s the first thing we should learn in order to make friends?
A To help others. B To smile to others.
C To get on with others. D To listen to others’ complaints.
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