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2.play a joke on \ with sb = play jokes on \ with sb The musician of whom the bank was formed played jokes on each other as well as played music. They were playing jokes on each other while drinking. Take it easy, he is only playing a joke with you.
6.sort out to separate from a mass or group; to put things in order; place according to kind, rank, etc.; arrange Please sort out the papers to be throw away, and put the rest back She got a job sorting out letters in the Post Office. Some of the massages are getting mixed up. Can you sort them out?
7.stick to You should stick to your dream. Stick to the task until it is finished. Make a special time for practicing and stick to it. He never sticks to anything for long. 8.above all most important of all And above all, remember to send us your comments Above all, you should be honest with me right now.
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