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To apply for a job, you must fill out a form. The design is formed with triangles
He forms the habit of getting up early.
We formed a club.
2. attractive adj. able to attract; exciting interest or pleasure; good looking The girl has attractive eyes. The picture drawn by Xu Beihong is very attractive to the visitors.
3. perform v. to do or carry out; to act in a play; to play music before public The young doctor performed the heart operation.
The students will perform an opera next Friday.
The soloist had never performed in London before.
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