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11. Dorthy works very hard; she show a very positive attitude ____ her work.
A. to B. with C. of D. about
12.—I am going swimming with my uncle in the East Lake this weekend.
--- _________.
A. Good idea B. That’s all right C. Take care D. Have fun
13.I am afraid I won’t have influence over my 19-year-old daughter ______ her mind is made up.
A. once B. the moment C. as soon as D. since
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