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This year promises to be another good one for harvests. 今年看来又是个丰收年。
Remember to carry out your promise . 记住要履行诺言。
He broke his promise and did not come to see me. 他不遵守诺言，没来看我。
The news brings little promise of peace. 这消息使和平无望。
27. She practised running to compete in the Olympic Games. 为了参加奥运会她练习跑步。
28. Atlanta married him and lived happily ever after. Atlanta和他结了婚，从那以后幸福地生活。
29. one after another 一个接一个地Difficulties arise one after another.困难相继出现.
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